dem·​on·​stra·​tion | \ ˌde-mən-ˈstrā-shən How to pronounce demonstration (audio) \

Definition of demonstration

1 : an act, process, or means of demonstrating to the intelligence a demonstration of how to prune a tree : such as
a(1) : conclusive evidence : proof a demonstration of her guilt
(2) mathematics : derivation sense 5
b : 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

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Other Words from demonstration

demonstrational \ ˌde-​mən-​ˈstrā-​shnəl How to pronounce demonstrational (audio) , -​shə-​nᵊl \ adjective

Synonyms for demonstration


demo [British], rally

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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.
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Recent Examples on the Web

Ordinary citizens who earlier favored strictly peaceful demonstrations increasingly see the confrontations as both legitimate and necessary to bring about change. The Christian Science Monitor, "Giving brushoffs the brushoff," 5 Sep. 2019 The most recent major reform of the pension system, in 2010 under conservative President Nicolas Sarkozy, led to massive demonstrations — some with more than one million people on the streets. Washington Post, "France’s Macron to launch controversial pension overhaul," 5 Sep. 2019 The agreement's renewal on July 1, not widely publicized, didn't set off any additional public demonstrations. Jim Riccioli, Milwaukee Journal Sentinel, "ACLU belatedly criticizes Waukesha County sheriff's renewal of ICE immigration enforcement agreement," 5 Sep. 2019 Beyond the community dining space, there will be an elevator to the second level and a kitchen for cooking demonstrations and classes. Kenneth R. Gosselin,, "Hartford’s Parkville Market is on track to open in December. Here’s what you need to know about the new food hall and retail space.," 4 Sep. 2019 Many have also called for Lam's resignation during the demonstrations. NBC News, "Hong Kong's Carrie Lam withdraws extradition bill that sparked a protest movement," 4 Sep. 2019 At least 700 restaurant workers have lost their jobs since June, the month when the protests evolved into massive demonstrations in the city's streets, according to an industry union. Michelle Toh, CNN, "Hong Kong's protests are taking a toll on restaurant and hotel workers," 4 Sep. 2019 That demonstration arose amid a worldwide surge that brought democracy to places ranging from South Korea to the Soviet Union to Chile. Steve Chapman,, "Column: Will China crush the Hong Kong protests?," 4 Sep. 2019 There has been widespread anger on the island from day one, including public demonstrations following Hapgood’s arrest. Armstrong Williams, National Review, "The Tragedy of Scott Hapgood," 3 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'demonstration.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of demonstration

14th century, in the meaning defined at sense 1

History and Etymology for demonstration

Middle English demonstracioun, borrowed from Anglo-French & Latin; Anglo-French demonstration, demustracioun, borrowed from Latin dēmonstrātiōn-, dēmonstrātiō "action of pointing out, description, explanation" (Late Latin, "deduction, proof"), from dēmonstrāre "to indicate, describe, show" + -tiōn-, -tiō, suffix of verbal action — more at demonstrate

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Statistics for demonstration

Last Updated

8 Sep 2019

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Time Traveler for demonstration

The first known use of demonstration was in the 14th century

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More Definitions for demonstration



English Language Learners Definition of demonstration

: 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


dem·​on·​stra·​tion | \ ˌde-mən-ˈstrā-shən How to pronounce demonstration (audio) \

Kids Definition of demonstration

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


dem·​on·​stra·​tion | \ ˌdem-ən-ˈstrā-shən How to pronounce demonstration (audio) \

Medical Definition of demonstration

: an act, process, or means of demonstrating to the intelligence especially : a proof by experiment a demonstration of the neutralization of an acid by a base

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Comments on demonstration

What made you want to look up demonstration? Please tell us where you read or heard it (including the quote, if possible).


authorized for issue (as a bond)

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