A demonstration is a show, or display. If you are against war, you might go to an anti-war demonstration in front of the White House. You might need to see a demonstration of napkin folding before you take a job as a waitress.

Dressing well for a job interview and showing up on time is considered a demonstration of your seriousness about the job. Crying is a demonstration of your feelings. If you sell website design you can make a demonstration site, or demo, so clients can see what they would get if they hired you.

Definitions of demonstration

n a show or display; the act of presenting something to sight or view

“he gave the customer a demonstration
presentation, presentment
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the act of exhibiting
presentation to view in an open or public manner
the act of presenting a play or a piece of music or other entertainment
lecture demonstration
presentation of an example of what the lecturer is discoursing about
a demonstration held in opposition to another demonstration
dramatic performance, dramatic production
the act of performing a drama
an extra or repeated performance; usually given in response to audience demand
extemporisation, extemporization, improvisation
a performance given extempore without planning or preparation
juggle, juggling
throwing and catching several objects simultaneously
conjuration, conjuring trick, deception, illusion, legerdemain, magic, magic trick, thaumaturgy, trick
an illusory feat; considered magical by naive observers
musical performance
the act of performing music
one-night stand
a performance in one place on one night only
interpretation, rendering, rendition
the act of interpreting something as expressed in an artistic performance
last hurrah, swan song
a final performance or effort (especially before retirement)
debunking, repudiation
the exposure of falseness or pretensions
(law) the act of exhibiting in a court of law
an exhibition of cowboy skills
program, programme
a performance (or series of performances) at a public presentation
Type of:
the act of publicly exhibiting or entertaining

n a visual presentation showing how something works

“the lecture was accompanied by dramatic demonstrations
“the lecturer shot off a pistol as a demonstration of the startle response”
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display, show
something intended to communicate a particular impression
expression, manifestation, reflection, reflexion
expression without words
exemplification, illustration
showing by example
lamentation, mourning
the passionate and demonstrative activity of expressing grief
big stick
a display of force or power
gaudery, pomp
cheap or pretentious or vain display
a manifestation of insincerity
blowup, ebullition, effusion, gush, outburst
an unrestrained expression of emotion
Type of:
visual communication
communication that relies on vision

n a public display of group feelings (usually of a political nature)

“there were violent demonstrations against the war”
Boston Tea Party
demonstration (1773) by citizens of Boston who (disguised as Indians) raided three British ships in Boston harbor and dumped hundreds of chests of tea into the harbor; organized as a protest against taxes on tea
occasion when workers continue to work as a protest against e.g. proposed dismissal or closure of the factory
protest march
occasion when you can express opposition by marching (usually on some government institution) without a license
peace march
a protest march against (a particular) war and in favor of peace
Type of:
dissent, objection, protest
the act of protesting; a public (often organized) manifestation of dissent

n a show of military force or preparedness

“he confused the enemy with feints and demonstrations
Type of:
the act of publicly exhibiting or entertaining

n proof by a process of argument or a series of proposition proving an asserted conclusion

Type of:
a formal series of statements showing that if one thing is true something else necessarily follows from it

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