demonstrator
noun
dem·on·stra·tor
ˈde-mən-ˌstrā-tər 
: 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
What To Know The filing references a Facebook video — viewed by — that allegedly shows Bovino throwing an object toward demonstrators during a protest on Thursday.
—
Martha McHardy, MSNBC Newsweek, 25 Oct. 2025
Outside the facility earlier this month, USA TODAY reporters saw demonstrators peacefully protesting.
—Christopher Cann, USA Today, 25 Oct. 2025
Police used at least one flash-bang grenade to clear a handful of demonstrators from the entrance as CBP vehicles drove onto the base.
—Orianna Rosa Royle, Fortune, 24 Oct. 2025
What is interesting about the vocal but peaceful protest on Boston Common is that the anti-Trump speakers and demonstrators acted as though there was a presidential election coming up in November.
—Peter Lucas, Boston Herald, 23 Oct. 2025
See All Example Sentences for demonstrator
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Martha McHardy, MSNBC Newsweek, 25 Oct. 2025
Outside the facility earlier this month, USA TODAY reporters saw demonstrators peacefully protesting.
—Christopher Cann, USA Today, 25 Oct. 2025
Police used at least one flash-bang grenade to clear a handful of demonstrators from the entrance as CBP vehicles drove onto the base.
—Orianna Rosa Royle, Fortune, 24 Oct. 2025
What is interesting about the vocal but peaceful protest on Boston Common is that the anti-Trump speakers and demonstrators acted as though there was a presidential election coming up in November.
—Peter Lucas, Boston Herald, 23 Oct. 2025
See All Example Sentences for demonstrator
Cite this Entry
“Demonstrator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/demonstrator. Accessed 29 Oct. 2025.
Copy CitationKids Definition
demonstrator
noun
dem·on·stra·tor
ˈdem-ən-ˌstrāt-ər
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
: a teacher or teacher's assistant who demonstrates principles or theories studied (as by dissection, experiment, or chemical preparation)
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