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demonstrate

[dem-uh n-streyt] /ˈdɛm ənˌstreɪt/
verb (used with object), demonstrated, demonstrating.
1.
to make evident or establish by arguments or reasoning; prove:
to demonstrate a philosophical principle.
2.
to describe, explain, or illustrate by examples, specimens, experiments, or the like:
to demonstrate the force of gravity by dropping an object.
3.
to manifest or exhibit; show:
He demonstrated his courage by his actions in battle.
4.
to display openly or publicly, as feelings:
to demonstrate one's anger by slamming a door.
5.
to exhibit the operation or use of (a device, process, product, or the like), usually to a purchaser or prospect:
to demonstrate an automobile.
verb (used without object), demonstrated, demonstrating.
6.
to make, give, or take part in, a demonstration:
The pickets required a license to demonstrate.
7.
Military. to attack or make a show of force to deceive an enemy.
Origin
1545-1555
1545-55; < Latin dēmonstrātus, past participle of dēmonstrāre to show, point out, equivalent to dē- de- + monstrāre to show, verbal derivative of monstrum sign, portent
Related forms
demonstratedly, adverb
counterdemonstrate, verb (used without object), counterdemonstrated, counterdemonstrating.
predemonstrate, verb (used with object), predemonstrated, predemonstrating.
redemonstrate, verb, redemonstrated, redemonstrating.
subdemonstrate, verb (used with object), subdemonstrated, subdemonstrating.
undemonstrated, adjective
well-demonstrated, adjective
Synonyms
1. show, confirm, verify, corroborate.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for demonstrate
  • Instead, they have to demonstrate that they are actively benefiting the public.
  • No longer will officials and the public feel so constrained by a need to demonstrate a unity of purpose.
  • Your primary goal is not to show off your profundity but to demonstrate how effectively you can communicate.
  • These comments demonstrate the usual mix of information and misinformation in the public domain regarding atomic energy.
  • These projects will demonstrate the profound ways in which geography matters to all of us.
  • In order to continue leveraging debt, they need to demonstrate growth.
  • Macaque mothers demonstrate tool use to their young.
  • The three examples described here demonstrate the range of possibilities.
  • To demonstrate how she finds and refinishes pieces, she looked for an old chair to revamp.
  • Loads of laws made especially to control people's freedom and make them not to be able to demonstrate peacefully.
British Dictionary definitions for demonstrate

demonstrate

/ˈdɛmənˌstreɪt/
verb
1.
(transitive) to show, manifest, or prove, esp by reasoning, evidence, etc it is easy to demonstrate the truth of this proposition
2.
(transitive) to evince; reveal the existence of the scheme later demonstrated a fatal flaw
3.
(transitive) to explain or illustrate by experiment, example, etc
4.
(transitive) to display, operate, and explain the workings of (a machine, product, etc)
5.
(intransitive) to manifest support, protest, etc, by public parades or rallies
6.
(intransitive) to be employed as a demonstrator of machinery, etc
7.
(intransitive) (military) to make a show of force, esp in order to deceive one's enemy
Word Origin
C16: from Latin dēmonstrāre to point out, from monstrāre to show
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for demonstrate
v.

1550s, "to point out," from Latin demonstratus, past participle of demonstrare (see demonstration). Meaning "to point out by argument or deduction" is from 1570s. Related: Demonstrated; demonstrating.

Online Etymology Dictionary, © 2010 Douglas Harper
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