Definition of demonstration
1 : an act, process, or means of demonstrating to the intelligence <a demonstration of how to prune a tree>: such asa (1) : conclusive evidence : proof <a demonstration of her guilt> (2) mathematics : derivation 5b : a showing of the merits of a product or service to a prospective consumer <a vacuum cleaner demonstration>
2 : an outward expression or display <a demonstration of compassion>
3 : a show of armed force
4 : a public display of group feelings toward a person or cause <peaceful demonstrations against the government> <anti-war demonstrations>
demonstrationalplay \-shnəl, -shə-nəl\ adjective
Examples of demonstration in a sentence
I went to a sculpture demonstration last weekend.
One of the instructors gave a demonstration of how to prune a tree.
Would you mind giving us a demonstration so that we can see how the machine works?
He brought along a copy of the software for demonstration.
Students took part in several nonviolent demonstrations against the government.
The latest tests are a clear demonstration that the vaccine works.
Many people sent cards and flowers in demonstration of their sympathy.
Origin and Etymology of demonstration
First Known Use: 14th century
DEMONSTRATION Defined for English Language Learners
Definition of demonstration for English Language Learners
: an act of showing someone how something is used or done
: an event in which people gather together in order to show that they support or oppose something or someone
: an act of showing or proving something
DEMONSTRATION Defined for Kids
Definition of demonstration for Students
1 : an outward expression (as a show of feelings) <a demonstration of affection>
2 : an act or a means of showing <a cooking demonstration>
3 : a showing or using of an article for sale to display its good points
4 : a parade or a gathering to show public feeling
Learn More about demonstration
See words that rhyme with demonstration Thesaurus: All synonyms and antonyms for demonstration Spanish Central: Translation of demonstration Nglish: Translation of demonstration for Spanish speakers Britannica English: Translation of demonstration for Arabic speakers Britannica.com: Encyclopedia article about demonstration
Seen and Heard
What made you want to look up demonstration? Please tell us where you read or heard it (including the quote, if possible).