demonstrator

noun

dem·​on·​stra·​tor ˈde-mən-ˌstrā-tər How to pronounce demonstrator (audio)
: one that demonstrates:
a
: a product (such as an automobile) used to demonstrate performance or merits to prospective buyers
b
: a person who engages in a public demonstration

Examples of demonstrator in a Sentence

Thousands of demonstrators marched through the streets.
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.
One demonstrator jostled with a puppet whose name-tag identified it as Barnard President Laura Rosenbury. Cayla Bamberger, New York Daily News, 5 Mar. 2025 Then, the demonstrator shifted to a session of Cyberpunk 2077 that was running in the background to show off not only the GPU's real-time rendering capabilities but that both tasks were running concurrently. Joe Osborne, PCMAG, 5 Mar. 2025 About 300 demonstrators protested at a Tesla dealership in New York City on Saturday. Rodrique Ngowi and Jonathan J. Cooper, Los Angeles Times, 2 Mar. 2025 That demonstrator currently generates the resulting video based on pre-recorded inputs, at a rate much slower than necessary for actual live gameplay. Ars Technica, 19 Feb. 2025 See All Example Sentences for demonstrator

Word History

Etymology

demonstrate + -or entry 1

First Known Use

1593, in the meaning defined above

Time Traveler
The first known use of demonstrator was in 1593

Browse Nearby Words

Cite this Entry

“Demonstrator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/demonstrator. Accessed 13 Mar. 2025.

Kids Definition

demonstrator

noun
dem·​on·​stra·​tor ˈdem-ən-ˌstrāt-ər How to pronounce demonstrator (audio)
1
: a person who makes or takes part in a demonstration
2
: a manufactured article (as an automobile) used for purposes of demonstration

Medical Definition

demonstrator

noun
dem·​on·​stra·​tor ˈdem-ən-ˌstrāt-ər How to pronounce demonstrator (audio)
: a teacher or teacher's assistant who demonstrates principles or theories studied (as by dissection, experiment, or chemical preparation)

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