dem·​on·​strate | \ ˈde-mən-ˌstrāt How to pronounce demonstrate (audio) \
demonstrated; demonstrating

Definition of demonstrate

transitive verb

1 : to show clearly demonstrate a willingness to cooperate must demonstrate mastery of the subject matter in order to pass the class The police demonstrated calm restraint during the riot.
2a : to prove or make clear by reasoning or evidence crowded classrooms that demonstrate the need for more schools in the area
b : to illustrate and explain especially with many examples demonstrate a procedure
3 : to show or prove the value or efficiency of to a prospective buyer demonstrate a new kitchen gadget

intransitive verb

: to make a demonstration Allow me to demonstrate. crowds demonstrating for the right to vote

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Synonyms & Antonyms for demonstrate



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Choose the Right Synonym for demonstrate

show, manifest, evidence, evince, demonstrate mean to reveal outwardly or make apparent. show is the general term but sometimes implies that what is revealed must be gained by inference from acts, looks, or words. careful not to show his true feelings manifest implies a plainer, more immediate revelation. manifested musical ability at an early age evidence suggests serving as proof of the actuality or existence of something. a commitment evidenced by years of loyal service evince implies a showing by outward marks or signs. evinced not the slightest fear demonstrate implies showing by action or by display of feeling. demonstrated their approval by loud applause

Examples of demonstrate in a Sentence

Each student must demonstrate mastery of the subject matter in order to pass the class. Employees must demonstrate competence in certain skills before they can work independently. The medication will not be marketed until it is demonstrated to be safe. The latest test results clearly demonstrate that the vaccine works. The group's failed efforts demonstrate how difficult it is to convince people to change their habits. They have demonstrated a willingness to negotiate. Several people will be demonstrating traditional farming techniques. The instructor demonstrated the correct procedure for pruning a tree. Would you mind demonstrating how the machine works?
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Recent Examples on the Web It’s not based on actual disease data and is designed to demonstrate the effects of safety measures, rather than make specific predictions. Jeyaraj Vadiveloo, The Conversation, "This simple model shows the importance of wearing masks and social distancing," 26 June 2020 But the Trump Administration’s latest intrusions demonstrate that we will never be left alone. Kevin Baker, Harper's Magazine, "Things to Come," 23 June 2020 As part of the program, winning businesses must agree to locate within the city of Akron for at least two years and demonstrate a benefit to the community, in an effort to boost the local economy. Robin Goist, cleveland, "Akron’s ‘Rubber City Match’ program to support 17 small businesses," 23 June 2020 So far, your husband does not demonstrate any of these qualities. Amy Dickinson, Detroit Free Press, "Their young marriage faces old problems," 22 June 2020 But like today’s police, officers in pre-Civil War Manhattan could demonstrate shocking disregard for Black lives. Jonathan Daniel Wells, Time, "The Black New Yorker Who Led the Charge Against Police Violence in the 1830s," 17 June 2020 At no time did the previous beneficiaries of the discount demonstrate a quality that suggests they’d been entitled to one in the first place. Libby Watson, The New Republic, "The Police Can’t Shake Their Persecution Complex," 17 June 2020 As people across the country continue to demonstrate, Reverend Raphael Warnock — pastor of Ebenezer Baptist Church in Atlanta — told Mitchell that protesters are concerned about more than the coronavirus. Caitlin Conant, CBS News, "2020 Daily Trail Markers: Black faith leaders tackle what's next after George Floyd's death," 12 June 2020 According to the city permit given to Barchet, about 100 people would demonstrate. Bob Sandrick, cleveland, "Brecksville mayor defends strong police presence during pro-Black Lives Matter rally; demonstrators say event was mostly peaceful," 15 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'demonstrate.' 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 demonstrate

1548, in the meaning defined at transitive sense 1

History and Etymology for demonstrate

borrowed from Latin dēmonstrātus, past participle of dēmonstrāre "to draw attention to, indicate, describe, show," from dē- de- + monstrāre "to point out, show" — more at muster entry 2

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Time Traveler for demonstrate

Time Traveler

The first known use of demonstrate was in 1548

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Statistics for demonstrate

Last Updated

2 Jul 2020

Cite this Entry

“Demonstrate.” Dictionary, Merriam-Webster, Accessed 4 Jul. 2020.

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More Definitions for demonstrate


How to pronounce demonstrate (audio)

English Language Learners Definition of demonstrate

: to prove (something) by showing examples of it : to show evidence of (something)
: to prove (something) by being an example of it : to be evidence of (something)
: to show (a quality, feeling, etc.) clearly to other people


dem·​on·​strate | \ ˈde-mən-ˌstrāt How to pronounce demonstrate (audio) \
demonstrated; demonstrating

Kids Definition of demonstrate

1 : to show clearly He demonstrates a willingness to change.
2 : to prove or make clear by reasoning Galileo demonstrated that the earth revolves around the sun.
3 : to explain (as in teaching) by use of examples or experiments My science project demonstrates blood circulation.
4 : to show to people the good qualities of an article or a product demonstrate a new car
5 : to make a public display (as of feelings or military force) Marchers demonstrated for human rights.


dem·​on·​strate | \ ˈdem-ən-ˌstrāt How to pronounce demonstrate (audio) \
demonstrated; demonstrating

Medical Definition of demonstrate

transitive verb

1 : to show clearly demonstrated the artery arteriographically
2 : to prove or make clear by reasoning or evidence

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