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Definition of "demonstrate" []

  • To show clearly and deliberately; manifest: demonstrated her skill as a gymnast; demonstrate affection by hugging. (verb-transitive)
  • To show to be true by reasoning or adducing evidence; prove: demonstrate a proposition. (verb-transitive)
  • To present by experiments, examples, or practical application; explain and illustrate: demonstrated the laws of physics with laboratory equipment. (verb-transitive)
  • To show the use of (an article) to a prospective buyer: The salesperson plugged in and demonstrated the vacuum cleaner. (verb-transitive)
  • To give a demonstration: described the dance step, then took a partner and demonstrated. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "demonstrate" in a sentence
  • "Now, if Judge Douglas will demonstrate somehow that this is popular sovereignty, —the right of one man to make a slave of another, without any right in that other, or anyone else to object, —demonstrate it as Euclid demonstrated propositions, —there is no objection."
  • "A glance at some of the Court's business cases this term demonstrate the important role it can play in protecting business from improvident regulation."
  • "What we have tried to demonstrate is that individually each assumption on its own is not likely."