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
Union demonstrators demanding passage of the bill greeted lawmakers outside the Capitol in the morning, circling a corner of the parking lot used by the governor and top legislative leaders.
—
Mark Pazniokas, Hartford Courant, 29 May 2025
It's been years in the making, with New Atlas having covered Horizon's unique eVTOL design as early as 2021 and when the company was still talking about building a 1:6 scale Cavorite X5 demonstrator.
—Joe Salas
may 17, New Atlas, 17 May 2025
The prior behavior of some of those demonstrators — including loud protests and the display of materials directed toward trial participants — frames a potential conflict between the state court’s effort to conduct a fair trial and demonstrators’ right to express their views.
—Rick Sobey, Boston Herald, 12 May 2025
On the night of May 1, 2024, a group of pro-Israel demonstrators attacked, triggering mayhem.
—James Queally, Los Angeles Times, 12 May 2025
See All Example Sentences for demonstrator
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Mark Pazniokas, Hartford Courant, 29 May 2025
It's been years in the making, with New Atlas having covered Horizon's unique eVTOL design as early as 2021 and when the company was still talking about building a 1:6 scale Cavorite X5 demonstrator.
—Joe Salas
may 17, New Atlas, 17 May 2025
The prior behavior of some of those demonstrators — including loud protests and the display of materials directed toward trial participants — frames a potential conflict between the state court’s effort to conduct a fair trial and demonstrators’ right to express their views.
—Rick Sobey, Boston Herald, 12 May 2025
On the night of May 1, 2024, a group of pro-Israel demonstrators attacked, triggering mayhem.
—James Queally, Los Angeles Times, 12 May 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 9 Jun. 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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