IELTS® Vocabulary List

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Words that start with m
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macropod keyboard_arrow_downkeyboard_arrow_up
/macro-p-od/ [no ipa available]

Definition: A plant-eating marsupial mammal of an Australasian family that comprises the kangaroos and wallabies.

Example sentences:

  • A program in northern NSW is helping to save the endangered rufous bettong, a macropod that plays an important part in forest ecosystems.

magnet keyboard_arrow_downkeyboard_arrow_up
/mag-net/ [m.ae1.g.n.ah0.t]

Definition: A piece of iron (or an ore, alloy, or other material)

Example sentences:

  • Understanding more complex substances is the key to designing materials for stronger magnets in order to build more efficient and powerful electrical generators and motors.
  • Iron, cobalt and nickel are the best known metallic magnets, and their magnetic properties are governed by the conduction electrons that are free to move throughout the metal.

magnetism keyboard_arrow_downkeyboard_arrow_up
/mag-net-ism/ [m.ae1.g.n.ah0.t.ih2.z.ah0.m]

Definition: A physical phenomenon produced by the motion of electric charge, resulting in attractive and repulsive forces between objects

Example sentences:

  • Relativity would arrive, not from concerns over the flaws in Newton's mechanics, but rather from contemplating the forces of electricity and magnetism as well as the mysteries of light.

magnetosphere keyboard_arrow_downkeyboard_arrow_up
/mag-ne-tos-phere/ [no ipa available]

Definition: The region surrounding the earth or another astronomical body in which its magnetic field is the predominant effective magnetic field

Example sentences:

  • Observations from Earth showed that Jupiter has a massive magnetosphere and that the planet emits radiation at radio wavelengths.

maintain keyboard_arrow_downkeyboard_arrow_up
/main-tain/ [m.ey0.n.t.ey1.n]

Definition: keep in a certain state, position, or activity

Example sentences:

  • The genetic factors that explain why some people seem to maintain healthy lungs despite a lifetime of smoking have been uncovered by scientists.
  • In the job search process, the number of connections we maintain in our professional and personal networks is often critical.

makeshift keyboard_arrow_downkeyboard_arrow_up
/makeshift/ []

Definition: Acting as an interim and temporary measure:

Example sentences:

  • Sometimes the hostels are full and homeless women are given makeshift beds, she said.

malaria keyboard_arrow_downkeyboard_arrow_up
/malar-ia/ [m.ah0.l.eh1.r.iy0.ah0]

Definition: An intermittent and remittent fever caused by a protozoan parasite which invades the red blood cells and is transmitted by mosquitoes in many tropical and subtropical regions

Example sentences:

  • Preventable diseases such as malaria and diarrhea and cholera are a major killer.

mammal keyboard_arrow_downkeyboard_arrow_up
/mam-mal/ [m.ae1.m.ah0.l]

Definition: A warm-blooded vertebrate animal of a class that is distinguished by the possession of hair or fur, females that secrete milk for the nourishment of the young, and (typically) the birth of live young

Example sentences:

  • The domestic animal is the first mammal known to die of the disease in Europe.
  • The first small mammals evolved from reptiles about 200 million years ago, and the group diversified rapidly after the extinction of the dinosaurs to become the dominant form of land animal, with around 4,000 living species.

mandible keyboard_arrow_downkeyboard_arrow_up
/mandible/ [m.ae1.n.d.ah0.b.ah0.l]

Definition: Either of the upper and lower parts of a bird’s beak:

Example sentences:

  • The bill is a pinkish horn color and dark markings appear on the upper mandible.

manifestation keyboard_arrow_downkeyboard_arrow_up
/man-i-fes-ta-tion/ []

A manifestation is the public display of emotion or feeling.  An example of manifestation is when a person makes a disgusted face when they eat something they don’t like, or a wife smiles when she sees her husband, thus showing her love for him. Used in a sentence, “You can take this as a manifestation of my love”

Example sentences:

  • The first manifestations of her behavior problems occurred soon after she left home.
  • Her work with the poor was a manifestation of her compassionate nature.


There is another meaning of manifestation.  A manifestation can be an event, action, or object that clearly shows or embodies something abstract or theoretical. Example sentences:

  • New York is the ultimate manifestation of American values.
  • Sea-level rise, changes in the jet stream and different water patterns in the Atlantic Ocean are some global manifestations of climate change.
mantis shrimp keyboard_arrow_downkeyboard_arrow_up
/man-tis shrimp/ [no ipa available]

Definition: A predatory marine crustacean with a pair of large spined front legs that resemble those of a mantis and are used for capturing prey

Example sentences:

  • Like many marine crustaceans, mantis shrimp rely on their sense of smell to find food, mates, and habitat.

marginalize keyboard_arrow_downkeyboard_arrow_up
/mar-gin-al-ize/ [m.aa1.r.jh.ah0.n.ah0.l.ay2.z]

Definition: Treat (a person, group, or concept) as insignificant or peripheral

Example sentences:

  • (as adjective marginalized) The term ethnic minority is often used to refer to marginalized cultural groups.

marsupial keyboard_arrow_downkeyboard_arrow_up
/mar-su-pi-al/ [m.aa0.r.s.uw1.p.iy0.ah0.l]

Definition: A mammal of an order whose members are born incompletely developed and are typically carried and suckled in a pouch on the mother’s belly. Marsupials are found chiefly in Australia and New Guinea, and also in America.

Example sentences:

  • In South America and Australia, however, marsupials continued to be an important group of land mammals.

mathematical keyboard_arrow_downkeyboard_arrow_up
/math-e-mat-i-cal/ []

Definition: Relating to mathematics:

Example sentences:

  • His interests are in discrete differential geometry and mathematical visualization.

medieval keyboard_arrow_downkeyboard_arrow_up
/me-dieval/ [m.ih0.d.iy1.v.ah0.l]

Definition: Relating to the Middle Ages

Example sentences:

  • In early medieval times, the court, or household, was the centre of government.

melanocytes keyboard_arrow_downkeyboard_arrow_up
/melanocytes/ [no ipa available]

Definition: A mature melanin-forming cell, especially in the skin

Example sentences:

  • Moles are usually harmless collections of pigmented cells called melanocytes on your skin.

menstrual keyboard_arrow_downkeyboard_arrow_up
/men-stru-al/ [m.eh1.n.s.t.r.uw0.ah0.l]

Definition: Relating to the menses or menstruation:

Example sentences:

  • We examined whether women with irregular cycles have more menstrual symptoms than do women with regular cycles.

mercenary keyboard_arrow_downkeyboard_arrow_up
/mer-ce-nary/ [m.er1.s.ah0.n.eh2.r.iy0]

Definition: A professional soldier hired to serve in a foreign army

Example sentences:

  • It is hard to believe that the country would hire foreign mercenaries for military and daily operations.

metamorphosis keyboard_arrow_downkeyboard_arrow_up
/meta-mor-pho-sis/ [m.eh2.t.ah0.m.ao1.r.f.ah0.s.ah0.s]

Definition: (In an insect or amphibian) the process of transformation from an immature form to an adult form in two or more distinct stages

Example senences:

  • All flies undergo complete metamorphosis with egg, larval, pupal, and adult stages in their development.


meteorite keyboard_arrow_downkeyboard_arrow_up
/me-te-orite/ [m.iy1.t.iy0.ao0.r.ay2.t]

Most meteoroids that enter the Earth's atmosphere vaporize completely and never reach the planet's surface. If any part of a meteoroid survives the fall through the atmosphere and lands on Earth, it is called a meteorite.

methane keyboard_arrow_downkeyboard_arrow_up
/methane/ []

Definition: Chemical formula: CH4

Example sentences:

  • Trace gases include methane, nitrous oxide, carbon monoxide, sulphur dioxide, and ozone

microbe keyboard_arrow_downkeyboard_arrow_up
/mi-crobe/ [m.ay1.k.r.ow2.b]

Definition: A microorganism, especially a bacterium causing disease or fermentation

Example sentences:

  • A virus is a parasite, which needs a host cell to live in, and a microbe is a bacterium, which is a living cell in its own right.

microscopic keyboard_arrow_downkeyboard_arrow_up
/mi-cro-scop-ic/ [m.ay2.k.r.ah0.s.k.aa1.p.ih0.k]

Definition: So small as to be visible only with a microscope

Example sentences:

  • They feed on microscopic blue green algae plants that only thrive in saline waters.
  • To their scientists, the visible snow is only a small part of all the settling material that is mostly microscopic and not visible to the naked eye.

migrant keyboard_arrow_downkeyboard_arrow_up
/mi-grant/ [m.ay1.g.r.ah0.n.t]

migrant is a person who moves from one place to another, especially in order to find work. An example in a sentence:​

  • Since the mid-1990’s, hundreds of thousands of undocumented migrants from Mexico and beyond have been entering the United States on foot through Arizona.

Migrants can also be birds, fish, or animals that migrate from one part of the world to another. An example in a sentence:

  • Birds that were altitudinal migrants or local nomads were classified as resident
migrate keyboard_arrow_downkeyboard_arrow_up
/mi-grate/ [m.ay1.g.r.ey2.t]

Definition: (Of an animal, typically a bird or fish) move from one region or habitat to another according to the seasons:

Example senences:

  • In eastern North America, over two-thirds of breeding bird species migrate.


migratory keyboard_arrow_downkeyboard_arrow_up
/mi-gra-to-ry/ [m.ay1.g.r.ah0.t.ao2.r.iy0]

Migratory means relating to the migration of people, birds, fish, or animals. Therefore, a migratory bird, fish, or animal is one that migrates every year.  Here are example sentences:

  • The tribe was migratory and migrated in a similar way the birds moved to warmer places for the winter.
  • Populations of many migratory birds depend not only on places to breed and spend the winter but also on the quality and continued availability of habitats along migration routes.
  • Some species of ovenbirds are migratory, others are sedentary.


millennia keyboard_arrow_downkeyboard_arrow_up
/mil-len-nia/ [m.ah0.l.eh1.n.iy0.ah0]

Definition: A period of a thousand years,

Example sentences:

  • Silver first came into use on a substantial scale during the 3rd millennium bc

mimic keyboard_arrow_downkeyboard_arrow_up
/mim-ic/ [m.ih1.m.ih0.k]

Definition: to copy an action

Example senences:

  • Babies mimic eating behaviors, so it's imperative that you and those regularly around your baby are exemplary food role models.
  • Liquid-alternative funds mimic hedge funds by using strategies such as buying some stocks while betting against others, and investing in futures, commodities and derivatives.


mine keyboard_arrow_downkeyboard_arrow_up
/mine/ [mela..m.eh1.l.ah0.m.iy2.n]

Definition: Analyse (a database) to generate new information;Exploit (a source of information or skill)

Example sentences:

  • As in other Internet sectors, information producers on the web will find mining data and selling information collected on customers highly profitable. Other authors are mining the same rich seam of catastrophic potential.

miniature keyboard_arrow_downkeyboard_arrow_up
/minia-ture/ []

Miniatures are used in film when something is too expensive or difficult to film in real life. They create a scene on a much smaller scale, and film it in a way that makes it look real.


minuscule keyboard_arrow_downkeyboard_arrow_up
/mi-nus-cule/ [m.ih1.n.ah0.s.k.y.uw2.l]

Definition: very small; of little consequence

Example sentences:

  • The sale of the building had a minuscule effect on the profits of the corporation.
  • To determine a planet’s mass, astronomers typically measure the minuscule movement of the star caused by the gravitational tug of an orbiting planet.

mitigate keyboard_arrow_downkeyboard_arrow_up
/mit-i-gate/ [m.ih1.t.ah0.g.ey2.t]

Definition: Make less severe, serious, or painful:

Example sentences:

  • It seems to have become accepted that poverty will always exist - the aim of policy is merely to mitigate its worst effects

molecular keyboard_arrow_downkeyboard_arrow_up
/mol-e-c-u-lar/ [m.ah0.l.eh1.k.y.ah0.l.er0]

Definition: Relating to or consisting of molecules

Example sentences:

  • Fire is actually a dancing plasma of molecules and molecular fragments, excited into a glowing state by heat.

molten keyboard_arrow_downkeyboard_arrow_up
/molten/ [m.ow1.l.t.ah0.n]

Definition: (Especially of materials with a high melting point, such as metal and glass) liquefied by heat.

Example senences:

  • A spectacular form of heat advection occurs when molten rock, or magma, erupts from a volcano. Solidification of the molten material into rocks happened as the Earth cooled.

monument keyboard_arrow_downkeyboard_arrow_up
/mon-u-ment/ [m.aa1.n.y.uw0.m.ah0.n.t]

A monument is a structure or statue erected to honor a great person or a great event. Normally, when you visit the capital city of a country, you can see many monuments. Washington D.C. is a perfect example of this. It can also be an important site that is marked for public property. An example in a sentence:

  • I was very impressed with the monuments outside of Buckingham Palace.

morphological keyboard_arrow_downkeyboard_arrow_up
/mor-pho-log-i-cal/ [m.ao2.r.f.ah0.l.aa1.jh.ih0.k.ah0.l]

Definition: morphologic: relating to or concerned with the formation of admissible words in a language

Example senences:

  • There is some morphological variation related to their position in the plant.

motif keyboard_arrow_downkeyboard_arrow_up
/mo-tif/ [m.ow0.t.iy1.f]

Motif is a unifying idea that is a recurrent element in literary or artistic work. It can be a design or figure that consists of recurring colors or shapes, as in design or architecture. Or, a theme that is elaborated in a piece of music. Most artists have some time of motif that they base their work off of. An example used in a sentence,

  • A motif in the artist’s work was a struggle for power.

motivate keyboard_arrow_downkeyboard_arrow_up
/mo-ti-vate/ [m.ow1.t.ah0.v.ey2.t]

Definition: give an incentive for action

Example sentences:

  • Critics argue that making the medication easily available at pharmacies will motivate heroin users to do more of the drug.

multifaceted keyboard_arrow_downkeyboard_arrow_up
/mul-ti-fac-eted/ [m.ah2.l.t.iy0.f.ae1.s.ah0.t.ih0.d]

Definition: having many aspects

Example sentences:

  • She sees reducing sex assault rates on campus as a multifaceted problem with which universities are just beginning grapple.
  • Terrorism is a multifaceted problem, so the solutions should address the political, economic, social and religious layers.
  • You need to be multifaceted—and probably multi-personality—and extraordinarily keen to understand the countries you are operating in.

mundane keyboard_arrow_downkeyboard_arrow_up
/mun-dane/ [m.ah0.n.d.ey1.n]

An ordinary, unexciting thing is mundane. Exotic is a perfect synonym for mundane. If you want to go on an adventurous vacation and it ends up being mundane, you would be disappointed. Used in sentences:

  • I wanted a new date night, but my husband planned a mundane date of dinner and a movie.
  • After she got done traveling, she moved back to her small hometown and found it to be very mundane.
mutation keyboard_arrow_downkeyboard_arrow_up
/mu-ta-tion/ []

Definition: A distinct form resulting from genetic mutation

Example sentences:

  • It is important to realize that mutations in different mutant individuals are not necessarily distinct.

mutualistic keyboard_arrow_downkeyboard_arrow_up
/mu-tu-al-is-tic/ [no ipa available]


Example senences:

  • While there may be many mutualistic relationships between plants and animals, often plants are more the victims rather than the beneficiaries of the relationship.

myth keyboard_arrow_downkeyboard_arrow_up
/myth/ []

Definition: an invented story or idea

Example sentences:

  • Throughout history myths were created in an attempt to explain many common natural occurrences.

magma keyboard_arrow_downkeyboard_arrow_up
/mag-ma/ [m.ae1.g.m.ah0]

Definition: Hot fluid or semi-fluid material below or within the earth’s crust from which lava and other igneous rock is formed on cooling

Example senences:

  • What they do know is that a ‘slow rise’ of magma is driving lava to the surface, which has created a new lava dome in the mountain's crater.

magnetic keyboard_arrow_downkeyboard_arrow_up
/mag-net-ic/ [m.ae0.g.n.eh1.t.ih0.k]

Definition: Capable of being attracted by or acquiring the properties of a magnet:

Example sentences:

  • Most materials are not ferromagnetic, but there are a variety of magnetic effects that other materials exhibit.
  • That is that it is attracted by the magnetic field but does not remain magnetic once it leaves the field.

magnetize keyboard_arrow_downkeyboard_arrow_up
/mag-ne-tize/ [d..m.ae1.g.n.ih0.t.ay2.z.d]

Definition: Give magnetic properties to; make magnetic

Example sentences:

  • Because the string is magnetized, the magnetic field surrounding it will also vibrate with the string.
  • Placing it close enough to a magnet or placing it in a strong electromagnetic field can magnetize non - magnetized magnetite.
  • When the material is magnetized, usually by applying a high intensity pulse from an external magnetizing field, many of the individual domains rotate so that they are aligned with the external field.

magnitude keyboard_arrow_downkeyboard_arrow_up
/mag-ni-tude/ [m.ae1.g.n.ah0.t.uw2.d]

Definition: of great size or importance

Example sentences:

  • The magnitude of shock waves determines the damage that occurs during an earthquake.
  • Industrial transformations of this magnitude didn’t just pop up every day, and the potential for growth was mind-boggling.

majority keyboard_arrow_downkeyboard_arrow_up
/ma-jor-i-ty/ [m.ah0.jh.ao1.r.ah0.t.iy0]

Definition: The greater number

Example sentences:

  • Medieval agriculture was undertaken by peasants who of course constituted the overwhelming majority of the total population.

malady keyboard_arrow_downkeyboard_arrow_up
/mal-a-dy/ [m.ae1.l.ah0.d.iy0]

Definition: A disease or ailment:

Example sentences:

  • Since fiber also helps prevent cancer, heart disease, diabetes and other maladies, you should be screaming for fiber by now.

malleable keyboard_arrow_downkeyboard_arrow_up
/mal-leable/ [m.ae1.l.iy0.ah0.b.ah0.l]

A substance that is malleable is soft and can easily be made into different shapes. An example in sentence:

  • Silver is the most malleable of all metals.
mammoth keyboard_arrow_downkeyboard_arrow_up
/mam-moth/ []

A mammoth is an extinct animal that is the size of an elephant, but it is also used to describe things that are really big.

Example sentences in the noun form:

  • The little business she started by herself has now become a mammoth (meaning giant) in the industry.

We can also use mammoth to emphasize that a task or change is very large and needs a lot of effort to achieve.​ For example

  • Renovating the house is a mammoth undertaking.
  • This mammoth undertaking was completed in 18 months.
  • Relocating the library is a mammoth task.
manifest keyboard_arrow_downkeyboard_arrow_up
/man-i-fest/ [m.ae1.n.ah0.f.eh2.s.t]

If you say that something is manifest, you mean that it is clearly true and that nobody would disagree with it if they saw it or considered it. For example:

  • Their sadness was manifest in their faces.


The word manifest can be a verb. If you manifest a particular quality, feeling, or illness, or if it manifests itself, it becomes visible or obvious for everyone to notice. For example:

  • You might manifest your dislike of school food by stirring it around into a big pile of slop on your tray.
  • Their frustration and anger will manifest itself in crying and screaming. 
  • A second highly important trait of a good neighbor is to be helpful. This trait additionally manifests itself in various ways. When attempting a household project it is nice to know that a neighbor can be helpful in providing missing supplies or a guiding hand. ​
manoeuvre keyboard_arrow_downkeyboard_arrow_up
/ma-noeu-vre/ [no ipa available]

Definition: A movement or series of moves requiring skill and care;A carefully planned or cunning scheme or action

Example sentences:

  • Snowboarders performed daring manoeuvres on precipitous slopes. It would seem a shame to turn down such a cunning manoeuvre without a compelling need.

mantle keyboard_arrow_downkeyboard_arrow_up
/man-tle/ [m.ae1.n.t.ah0.l]

Definition: The region of the earth’s interior between the crust and the core, believed to consist of hot, dense silicate rocks

Example senences:

  • Hot new ocean crust forms at mid-ocean ridges, cools, and sinks back into the mantle, shedding heat and driving the plates.


marsh keyboard_arrow_downkeyboard_arrow_up
/marsh/ []

Definition: An area of low-lying land that is flooded in wet seasons or at high tide, and typically remains waterlogged at all times.

Example senences:

  • The Romans became practised at draining marshes to rid areas of malaria-carrying mosquitoes.

marvel keyboard_arrow_downkeyboard_arrow_up
/mar-vel/ [m.aa1.r.v.ah0.l]

Definition: be amazed at; express astonishment or surprise about something

Example sentences:

  • It was absolutely a marvel to see exactly how many different websites the free applications would make connections back to from a device.
  • The Great Wall of China is one of the world's marvels.

means keyboard_arrow_downkeyboard_arrow_up
/means/ [mc..m.ah0.k.m.iy1.n.z]

Definition: how a result is obtained or an end is achieved

Example sentences:

  • We must begin to think of new means of partnership that will benefit us all.
  • He was told to finish the job by any means available to him.

mediocre keyboard_arrow_downkeyboard_arrow_up
/mediocre/ [m.iy2.d.iy0.ow1.k.er0]

Definition: Of only moderate quality; not very good:

Example sentences:

  • He is a mediocre actor

melatonin keyboard_arrow_downkeyboard_arrow_up
/mela-tonin/ [m.eh2.l.ah0.t.ow1.n.ih0.n]

Definition: A hormone secreted by the pineal gland which inhibits melanin formation and is thought to be concerned with regulating the reproductive cycle.

Example sentences:

  • Delaying sleep on weekends delays the nightly secretion of melatonin, the sleep hormone.

mention keyboard_arrow_downkeyboard_arrow_up
/men-tion/ []

Definition: make reference to

Example sentences:

  • Theatergoers often mention that they enjoy watching movies on a large screen.
  • Too much time in the sun can cause wrinkles, not to mention cancer.

metabolic keyboard_arrow_downkeyboard_arrow_up
/meta-bol-ic/ [m.eh2.t.ah0.b.aa1.l.ih0.k]

Definition: Relating to or deriving from the metabolism of a living organism:

Example sentences:

  • Endotherms are animals that maintain a constant body temperature even when environmental temperatures fluctuate. In contrast, the environment regulates the body temperature of ectotherms and thus their metabolic rate tends to be lower than the metabolic rates of endotherms, which must maintain a high, constant body temperature.

meteor keyboard_arrow_downkeyboard_arrow_up
/me-te-or/ [m.iy1.t.iy0.er0]

When a meteoroid enters the atmosphere, friction, pressure, and chemical interactions with the atmospheric gases cause it to heat up and radiate that energy, thus forming a fireball, also known as a meteor or shooting/falling star.

meteoroid keyboard_arrow_downkeyboard_arrow_up
/me-te-oroid/ [no ipa available]

meteoroid ia a small piece of debris from an asteroid or comet orbiting the Sun.

methodical keyboard_arrow_downkeyboard_arrow_up
/me-thod-i-cal/ []

Methodical means following a method. If you follow the same sixteen steps in the same order when you make a fire, you could be said to take a methodical approach to this activity.

Example sentences:

  • Da Vinci was methodical in his research, carefully recording his observations and theories.
  • Their methodical review of the evidence exposed some problems with the study's findings.
  • She's a slow and methodical worker, and her drawings reflect the extra care she takes.

The prepositions “in”, “about” and “with” are often used.

Example sentences with the preposition “in”:

  • He was methodical in his planning.
  • We were methodical in making the decision.
  • They should be methodical in their thinking.
  • You should have an enquiring mind, a good eye for detail and be accurate and methodical in your work.

Example sentence with the preposition “about”:

  • If more people were so methodical about their decision-making processes, the world would be a better place.

Example sentences with the preposition “with”:

  • Really, you have to be methodical with security analyses.

microscope keyboard_arrow_downkeyboard_arrow_up
/mi-cro-scope/ [m.ay1.k.r.ah0.s.k.ow2.p]

microscope is a scientific instrument which makes very small objects look bigger so that more detail can be seen.

middle class keyboard_arrow_downkeyboard_arrow_up
/mid-dle class/ [no ipa available]

Middle class is the social class between upper and lower class. It consists of the people who aren’t super poor and aren’t super rich. The adjective bourgeois means relating to or typical of the middle class.

  • Our rich neighbors looked down on us because we were only middle class.

migrant keyboard_arrow_downkeyboard_arrow_up
/mi-grant/ [m.ay1.g.r.ah0.n.t]

migrant is a person who moves from one place to another, especially in order to find work. An example in a sentence:​

  • Since the mid-1990’s, hundreds of thousands of undocumented migrants from Mexico and beyond have been entering the United States on foot through Arizona.

Migrants can also be birds, fish, or animals that migrate from one part of the world to another. An example in a sentence:

  • Birds that were altitudinal migrants or local nomads were classified as resident
migration keyboard_arrow_downkeyboard_arrow_up
/mi-gra-tion/ []

Definition: Seasonal movement of animals from one region to another;Movement of people to a new area or country in order to find work or better living conditions

Example senences:

  • Seasonal movement of animals from one region to another: This may be an important mechanism promoting the shoreward migration of larval invertebrates and fish. Movement of people to a new area or country in order to find work or better living conditions: The extensive rural-to-urban migration has created a severe housing shortage.


millenium keyboard_arrow_downkeyboard_arrow_up
/mil-le-ni-um/ [no ipa available]

A millenium is a span of 1000 years. More than one millenium, or plural milleniums is “millenia.”


millennium keyboard_arrow_downkeyboard_arrow_up
/mil-len-ni-um/ [m.ah0.l.eh1.n.iy0.ah0.m]

Definition: A period of a thousand years

Example sentences:

  • Silver first came into use on a substantial scale during the 3rd millennium bc

mimicry keyboard_arrow_downkeyboard_arrow_up
/mim-ic-ry/ [m.ih1.m.ih0.k.r.iy0]

Definition: The close external resemblance of an animal or plant (or part of one) to another animal, plant, or inanimate object.

Example senences:

  • So far, no cases of scent mimicry have been reported for food-deceptive species although it occurs in cases of sexual mimicry. Across the genus as a whole, the evolution of mimicry seems to be associated with increased rates of species diversification.


mineral keyboard_arrow_downkeyboard_arrow_up
/min-er-al/ [m.ih1.n.er0.ah0.l]

Definition: A substance obtained by mining:A solid, naturally occurring inorganic substance

Example sentences:

  • Three blue-chip companies have also taken a gamble and invested in a total of over eight million acres in the hope of mining platinum and other minerals at some future date.
  • The solids used include natural clays and minerals, metal oxides and sulfides, metal salts, and mixed metal oxides.

minority keyboard_arrow_downkeyboard_arrow_up
/mi-nor-i-ty/ [m.ay0.n.ao1.r.ah0.t.iy0]

Definition: A relatively small group of people, especially one commonly discriminated against in a community, society, or nation, differing from others in race, religion, language, or political persuasion

Example sentences:

  • It seems extraordinary that as liberals we now feel secure enough to impose our own orthodoxies on the dissenting minorities within our community.

mirror keyboard_arrow_downkeyboard_arrow_up
/mir-ror/ [m.ih1.r.er0]

Definition: to show, as in a mirror

Example sentences:

  • The results of the study mirror public opinion.
  • Both candidates' plans for government mirrored their personalities and their business careers.

moderate keyboard_arrow_downkeyboard_arrow_up
/mod-er-ate/ [m.aa1.d.er0.ah0.t]

Definition: Make or become less extreme, intense, rigorous, or violent

Example sentences:

  • Since Anchorage is located at the end of a long inlet, the yearly temperatures, moderated by the influence of ocean currents, are considerably milder than in the interior of Alaska.

molecule keyboard_arrow_downkeyboard_arrow_up
/mol-e-cule/ [m.aa1.l.ah0.k.y.uw2.l]

molecule is the smallest amount of a chemical substance which can exist by itself.

monsoon keyboard_arrow_downkeyboard_arrow_up
/mon-soon/ [m.aa0.n.s.uw1.n]

Definition: A seasonal prevailing wind in the region of South and South East Asia, blowing from the south-west between May and September and bringing rain (the wet monsoon), or from the north-east between October and April (the dry monsoon).

Example sentences:

  • Besides, both north-east and south-west monsoons have a higher level of rainfall which may discourage farmers from applying more fertilisers.

moraine keyboard_arrow_downkeyboard_arrow_up
/moraine/ [m.er0.ey1.n]

Definition: A mass of rocks and sediment carried down and deposited by a glacier, typically as ridges at its edges or extremity.

Example sentences:

  • It is also likely that mass movement is much more common during periods when glaciers are retreating; large moraines and steep valley sides are then unstable because they are no longer supported by the glacier.

mortality keyboard_arrow_downkeyboard_arrow_up
/mor-tal-i-ty/ [m.ao0.r.t.ae1.l.ah0.t.iy0]

Definition: Death, especially on a large scale

Example sentences:

  • The most dramatic and perhaps most significant cause of natural mortality among gray whales is predation by killer whales. Cervical cancer is the second leading cause of cancer mortality among women worldwide. Maternal deaths have been shown to account for a substantial burden of mortality among refugee women of reproductive age.

motion keyboard_arrow_downkeyboard_arrow_up
/mo-tion/ []

Definition: the act of changing location; an optical illusion of motion produced by viewing a rapid succession of still pictures of a moving object

Example sentences:

  • The robot is trained to increase the frequency of motions that cause smiles and minimize the motions that don't.
  • The camera system in the new smartphone keeps a buffer of a second and a half’s worth of motion frames before and after you take the photo.

mound keyboard_arrow_downkeyboard_arrow_up
/mound/ [m.aw1.n.d]

A mound is a collection of things put on top of one another. It can be anything- man-made, like dirt, or artificial, like clothing. In historic times, the word mounds can also be used for a burial site.

multiplicity keyboard_arrow_downkeyboard_arrow_up
/mul-ti-plic-i-ty/ [m.ah2.l.t.ah0.p.l.ih1.s.ih0.t.iy0]

Definition: A large number or variety

Example sentences:

  • This classic narrative structure theoretically permits a multiplicity of perspectives.

mural keyboard_arrow_downkeyboard_arrow_up
/mur-al/ [m.y.uh1.r.ah0.l]

Definition: A painting or other work of art executed directly on a wall

Example sentences:

  • Painting traditionally was done in tempera in the form of murals on temple walls as well as on cloth and paper She spent much of her time in the school's hallways creating murals on the walls.

mutualism keyboard_arrow_downkeyboard_arrow_up
/mu-tu-al-ism/ []

Definition: Symbiosis which is beneficial to both organisms involved.

Example sentences:

  • One of the best-known forms of mutualism involves insects that pollinate a host plant, then deposit offspring that will ultimately consume many of the seeds. The presence of a commensal parasite that can display mutualism within a clade of known pathogens suggests dynamic evolutionary interactions.

myriad keyboard_arrow_downkeyboard_arrow_up
/myr-i-ad/ [m.ih1.r.iy0.ah0.d]

A myriad or myriads of people or things is a very large number or a great variety of them. For example:

  • They face a myriad of problems bringing up children. 
  • The car comes in a myriad of colors. (meaning in many colors)
  • There is a myriad of possibilities.
  • Our cable providers offer a myriad of channels to watch!
  • His brother owns a myriad of video games, more than I've ever seen!

Be aware that "a myriad of things" is singular. 

The word 'myriad' can be used as an adjective, meaning having a large number or great variety.  Here are example sentences:

  • The old system's problems were myriad.
  • She looked up at the myriad star.


mythology keyboard_arrow_downkeyboard_arrow_up
/mythol-o-gy/ []

Definition: A collection of myths, especially one belonging to a particular religious or cultural tradition

Example sentences:

  • Dragons are winged beings portrayed in the ancient mythologies of most cultures.

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