demonstration
noun
dem·on·stra·tion
ˌde-mən-ˈstrā-shən 
1
: an act, process, or means of demonstrating to the intelligence
a demonstration of how to prune a tree
: such as
a(1)
: conclusive evidence : proof
a demonstration of her guilt
(2)
mathematics
: derivation sense 5
b
: a showing of the merits of a product or service to a prospective consumer
a vacuum cleaner demonstration
2
: an outward expression or display
a demonstration of compassion
3
: a show of armed force
4
: a public display of group feelings toward a person or cause
peaceful demonstrations against the government
anti-war demonstrations
Examples of demonstration in a Sentence
I went to a sculpture demonstration last weekend.
One of the instructors gave a demonstration of how to prune a tree.
Would you mind giving us a demonstration so that we can see how the machine works?
He brought along a copy of the software for demonstration.
Students took part in several nonviolent demonstrations against the government.
The latest tests are a clear demonstration that the vaccine works.
Many people sent cards and flowers in demonstration of their sympathy.
Recent Examples on the Web
Russian officials reported a successful test flight of the Burevestnik earlier in the week as part of a broader demonstration of nuclear readiness.
—
Efrat Lachter , Anders Hagstrom, FOXNews.com, 29 Oct. 2025
The killing of Massey, a mother of two who had long struggled with mental illness, touched off a wave of demonstrations and nationwide calls for police reform.
—Christopher Cann, USA Today, 29 Oct. 2025
Within a year of that demonstration, telephone lines were being laid and the first telephone exchanges opened, reshaping communication at its core.
—Kaif Shaikh, Interesting Engineering, 29 Oct. 2025
Guests will also experience a riding demonstration, as well as a fashion show featuring the latest in trend-worthy styles.
—Christina Mayo, Miami Herald, 29 Oct. 2025
See All Example Sentences for demonstration
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Efrat Lachter , Anders Hagstrom, FOXNews.com, 29 Oct. 2025
The killing of Massey, a mother of two who had long struggled with mental illness, touched off a wave of demonstrations and nationwide calls for police reform.
—Christopher Cann, USA Today, 29 Oct. 2025
Within a year of that demonstration, telephone lines were being laid and the first telephone exchanges opened, reshaping communication at its core.
—Kaif Shaikh, Interesting Engineering, 29 Oct. 2025
Guests will also experience a riding demonstration, as well as a fashion show featuring the latest in trend-worthy styles.
—Christina Mayo, Miami Herald, 29 Oct. 2025
See All Example Sentences for demonstration
Cite this Entry
“Demonstration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/demonstration. Accessed 31 Oct. 2025.
Copy CitationKids Definition
demonstration
noun
dem·on·stra·tion
ˌdem-ən-ˈstrā-shən
1
: an act, process, or means of demonstrating the truth of something:
a
: convincing evidence
b
: an explanation (as of a theory) by experiment
c
: a course of reasoning intended to prove that a conclusion must be true when certain conditions are accepted
d
: a showing or using of a product for sale to display its good points
2
: an outward expression or display
a demonstration of joy
3
: a show of armed force
4
: a public display of group feelings toward a person or cause
Medical Definition
demonstration
noun
dem·on·stra·tion
ˌdem-ən-ˈstrā-shən
: an act, process, or means of demonstrating to the intelligence
especially
: a proof by experiment
a demonstration of the neutralization of an acid by a base
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