definition
An act of showing that something exists or is true by giving proof or evidence;A public meeting or march protesting against something or expressing views on a political issue:
sentence
These ships were handed over to Turkey as a demonstration that Germany was Turkey's true friend at sea as well as on land.
The public began to challenge political leaders in demonstrations and marches
difficulty
easy
toefl frequency
3
toefl classification
adjective
demonstrative
adjective sentence
I'm not a very demonstrative person, having always been taught that emotion leads to weakness, so I was more than a little embarrassed.
verb
demonstrate
verb sentence
The applicant had demonstrated that health and safety guidelines had been complied with and approval of the mast was recommended.