demonstrate

verb

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

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.
2
a
: 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
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?
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Palantir is demonstrating leadership in the artificial intelligence software platform space and has the top- and bottom-line growth track record to prove it. Todd Gordon, CNBC, 11 Mar. 2025 The installers will typically walk the homeowner through the basics and demonstrate how the sprinkler system operates. Timothy Dale, Better Homes & Gardens, 11 Mar. 2025 The latest developments have once again demonstrated the shifting alliances of Syria's multisided civil war that has been subject to competing geopolitical interests among foreign powers. Faisal Kutty, Newsweek, 11 Mar. 2025 About 3,000 protesters demonstrated Khalil's detention in Lower Manhattan on Monday afternoon, police said. Faisal Kutty, Newsweek, 11 Mar. 2025 See All Example Sentences for demonstrate

Word History

Etymology

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

First Known Use

1538, in the meaning defined at transitive sense 21a

Time Traveler
The first known use of demonstrate was in 1538

Browse Nearby Words

Cite this Entry

“Demonstrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/demonstrate. Accessed 17 Apr. 2025.

Kids Definition

demonstrate

verb
dem·​on·​strate ˈdem-ən-ˌstrāt How to pronounce demonstrate (audio)
demonstrated; demonstrating
1
: to show clearly
2
a
: to prove or make clear by reasoning or evidence
b
: to illustrate and explain especially with examples
3
: to show publicly the good qualities of a product
demonstrate a new car
4
: to make a public display (as of feeling or military force)
citizens demonstrated in protest

Medical Definition

demonstrate

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

transitive verb

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

More from Merriam-Webster on demonstrate

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