TOEFL® Vocabulary ebook

The word emphasis can be thought of as the main point of something. It is often used with the preposition "on". For example,

• The main emphasis should be on the quality rather than quantity.
• The dynamics of job qualification have been changed rapidly over the years. Nowadays, more emphasis is given on social skills rather than the qualification.

The phrase "put/place/lay (particular/special/great) emphasis on" is often used.

"put/place/lay emphasis on" = "emphasize" 

Here are examples:

• I put great emphasis on developing good study habits.
• Schools should place emphasis on physical education.
• Employers nowadays put more emphasis on social skills rather than the quealifiation. 

The word prompt can be a verb or a noun or an adjective.

When it is used as a verb, there are two patterns:

• prompt something
• prompt someone to do something

To "prompt something" means to "make something happen". For example:

• The president speech has prompted an angry response from both political parties.
• Recent worries over the president's health have prompted speculation over his political future.

To "prompt someone to do something' means to "make someone decide to say or do something". For example:

• His comments prompted me to find out more about the situation.

When a computer program "prompt someone to do something', it means the computer program to show a message that tells (a user) to do something.  For example:

• The computer/program prompted me to type in a number.

When it is used as an adjective, it means quick. For example:

• We always get prompt service at that restaurant.
• They've written back already - that was a very prompt reply.
• Try to be prompt because we'll be very short of time.

The phrase 'be prompt to do something or be prompt in doing something' is used. For example:

• They are usually fairly prompt in dealing with inquiries.
• They are usually fairly prompt to deal with inquiries.

When it is used as an adjective, it can also mean on time. For example:

• Please be prompt to class.

As a noun, it has the following two meanings

• The lines of a play that are said to an actor who has forgotten them
• A message that appears on a computer screen asking the user to do something or to provide information.

Here are example sentences:

• The actor was given a prompt by someone offstage.

rapidly = quickly

Example sentences using the word rapidly:

• He was breathing rapidly.
• Her heart beat rapidly.

The adjective "abrupt" means "sudden and unexpected, and often unpleasant".  The phrase "come to an abrupt end" is often used. Here are example sentences:

• There was an abrupt change in the weather.
• The road came to an abrupt end.
• The storm caused an abrupt power failure.
• Our conversation came to an abrupt end when our boss burst into the room.
• The road ended in an abrupt (= sudden and very steep) slope down to the sea.
• There was an abrupt change in her attitude towards me when she heard that I was Alan's girlfriend.
• The party came to rather an abrupt ending when Tom's parents came home.
• There was an abrupt fall in our sales figures following the bad publicity.
• As you step into the air-conditioned office, there is an abrupt change in temperature.

If someone has an abrupt manner, it means he or she talks to other people in a very brief and unfriendly way

Definition: Praise enthusiastically and publicly

Example sentences:

• They are some of the most committed people i know and should be publicly acclaimed.

Definition: a variety

Example sentences:

• I have an assortment of elective courses from which to choose

Definition: well-known and popular

Example sentences:

• San Francisco is celebrated for its multicultural makeup.

As eliminate means "get rid of or do away with," it has become used to refer to the end of a problem or even an entire species. Here are examples

• We need to eliminate sources of pollution in order to maintain a healthy world.  
• Doctors seek to eliminate the causes of the epidemic.
• Eliminating an entire species could set off a cascade of unexpected effects that could result in the "collapse of ecosystems".

We can also use "eleminate something from one's diet' as in the following sentences:

• My doctor said I needed to eliminate sugar from my diet.
• She's trying to eliminate fatty foods from her diet.

Definition: Increase rapidly:

Example sentences:

• The main factor that will put a brake on house price rises next year will be gradually escalating interest rates.

To extinguish something means to put an end to it, and get rid of it completely.

• Water can extinguish a fire.
• Nasty smells can extinguish your appetite. 

You can also use the word extinguish to describe things that are abstract, for example,

• You and your sister need to extinguish this fight before it gets out of control.

Definition: slowly, but surely

Example sentences:

• Nasa once adopted the mantra ‘follow the water’, which is now gradually changing into ‘seek signs of life’.

The adjective instantaneous describes something that is happening right now, without delay. 

A synonym for “instantaneous” is “instant.” or "immediate". However, most English speakers would say that something that is instantaneous happens even more quickly than something that is instant.  In addition, instantaneous is much less frequently used than instant, and it is a more formal word. It is used mostly to describe things that happen in concrete, academic, or scientific contexts.

Example sentences using the word instantaneous:

• We got an almost instantaneous response from the company.
• In today's society, the technology we carry in our pockets means people often expect an instantaneous or immediate response to emails and text messages
• Computers have created a system for easy and instantaneous communication.
• While personal cell phones have facilitated instantaneous connections with people, texting is a cause of underdeveloped communication skills in children.
• Through email or various video chat websites, people can send instantaneous messages or speak as if in person.

Negligence is when one neglects to do things that should be done, and there are usually consequences. 

Example sentences:

• Medical negligence may be the cause of death. (This means the patient's death may have happened because the doctor did not do something that should have been done)
• The company was charged with negligence in the manufacturing of the defective tires.
• Negligence of one's children can lead to foster care
• Negligence while driving can cause fatal accidents
• Negligence of work can lead to the loss of a job.
• negligence of nutrition can cause health problems. 

Definition: take place;happen

Example sentences:

• An air bag is designed to protect a driver or passenger in the event that an accident occurs.

We use readily to say that something can be done or obtained quickly and easily. The collocation "readily available" is often used. Here are example sentences:

• Solar energy is one of the most renewable and readily available source of energy.
• Cars and other vehicles are now readily available and are technologically advanced enough to be safe for use every day and to work as a reliable tool for getting people and goods from one place to another.
• With the advent of the Internet, information is readily available as the cost of personal computers keeps going down within the affordability of everyone. This brings about a profound change in a way of how we work, learn, and communicate.
• Before the advent of the Internet, information was not yet so readily available to the general public.
•  

Anything happening readily is happening without difficulty. For example:

• The sugars in the fruit are readily absorbed by the body.

Definition: very suddenly and to a great degree; showing sensitivity or quick thiking

Example sentences:

• The week got off to a rocky start on Monday, with all major indexes on Wall Street closing sharply down.
• The ring of white calcium carbonate absorbed into the rock from the water contrasts sharply with the deep colors of the sandstone.

Definition: A sharp increase in the magnitude or concentration of something:

Example senences:

• The recent spike in oil prices seems to have ended as increased production has boosted supplies.

When you do something spontaneously, you do it on a whim, without preparing for it or giving it much thought.

Example sentences using the word spontaneously:

• He laughed spontaneously.
• She acted spontaneously.
• They spontaneously decided to go to the beach.
• I spontaneously took a trip to Paris last week.

A sustains B means A provides what is needed for B to exist, continue. Here are example sentences:

• There is not enough oxygen to sustain life at very high altitudes.
• All life on earth is sustained by energy from the sun.
• In preparing for hibernation, ground squirrels eat constantly to grow up fat reserves that will sustain them for their long dormant period.
• The movie sustained our interest [=kept us interested] from beginning to end.
• If you get hungry in the mid-afternoon, you might try snacking to sustain your energy through dinner.

 To sustain also means to hold up the weight of (something). For example

• The roof is unable to sustain the weight of all the snow.

If something is sustainable, it means it is able to last or continue for a long time

Example sentences:

• The creation of an efficient and sustainable transport system is critical to the long-term future of London.
• As technological development continues to intensify business competition, the quality of customer service is likely to become the only sustainable source of competitive advantage.

We also use sustainable to describe a natural resource that is able to be consumed without being completely used up. For example:

• Solar energy is a sustainable form of energy.
• Wind energy is sustainable, but manufacture and implementation of wind farms can be costly.
• Geothermal energy is a sustainable energy source and it is nearly emission-free.

We also use sustainable to describe a system or a method that does not completely use up or destroy natural resources and is beneficial to the environment. For example:

• Sustainable agriculture benefits the environment by maintaining soil quality, reducing soil degradation and erosion, and saving water. In addition to these benefits, sustainable agriculture also increases the biodiversity of the area by providing a variety of organisms with healthy and natural environments to live in.

Definition: can be seen

Example sentences:

• He was visibly shaken, and had a hard time walking.
• Throughout the night he's been visibly holding back a well of emotion, puffing out his cheeks with sighs and fanning his face during commercial breaks.