Definition of demonstrate in English:

demonstrate

Line breaks: dem¦on|strate
Pronunciation: /ˈdɛmənstreɪt
 
/

verb

1 [with object] Clearly show the existence or truth of (something) by giving proof or evidence: their shameful silence demonstrates their ineptitude
More example sentences
  • Clark's legal team demonstrated that vital medical evidence had been suppressed by the prosecution.
  • In this paper it is demonstrated that transient expression can easily be performed in ripe fleshy fruits.
  • The applicant had demonstrated that health and safety guidelines had been complied with and approval of the mast was recommended.
Synonyms
reveal, bespeak, indicate, signify, signal, denote, show, display, exhibit, express, manifest, evince, evidence, be evidence of, be an indication of, bear witness to, testify to; imply, intimate, give away
informal spell
literary betoken
1.1Show (a feeling or quality) by one’s actions: she began to demonstrate a new-found confidence
More example sentences
  • A group has been on a rally to London to demonstrate its feelings and has also spelt out its views to Institute chiefs in a bid to keep tuition fees as low as possible.
  • Suddenly Duffy's charges began to demonstrate a bit of pluck.
  • She demonstrates her impressive long distance catching here.
Synonyms
show, show beyond doubt, indicate, determine, establish, prove, validate, confirm, verify, corroborate, substantiate, constitute evidence, constitute proof
2 [with object] Give a practical exhibition and explanation of (how a machine, skill, or craft works or is performed): computerized design methods will be demonstrated [with clause]: she demonstrated how to cook chops
More example sentences
  • The promoter had even installed a machine and demonstrated how these plates and cups were moulded.
  • On the opening day of the exhibition, Pipop will demonstrate his painting skills by creating a painting in public.
  • Techniques to minimise stress at work were demonstrated at the campaign.
Synonyms
give a demonstration of, show how something is done, show how something works; exhibit, display, show, illustrate, exemplify, give an idea of
3 [no object] Take part in a public demonstration: thousands demonstrated in favour of the government
More example sentences
  • Couldn't the point be made equally effectively by demonstrating in some more public space where private homes and families wouldn't be disrupted?
  • Thousands were demonstrating today - I think near the Ministry of Oil (though someone said it was somewhere else).
  • Thousands were demonstrating today all over the country.
Synonyms
protest, rally, hold a rally, march, parade; sit in, stage a sit-in, picket, form a picket line, strike, go on strike, walk out; mutiny, rebel

Origin

mid 16th century (in the sense 'point out'): from Latin demonstrat- 'pointed out', from the verb demonstrare.

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