demonstration: Meaning and Definition of

dem•on•stra•tion

Pronunciation: (dem"un-strā'shun), [key]
— n.
  1. the act or circumstance of proving or being proved conclusively, as by reasoning or a show of evidence: a belief incapable of demonstration.
  2. something serving as proof or supporting evidence: They sent a check as a demonstration of their concern.
  3. a description or explanation, as of a process, illustrated by examples, specimens, or the like: a demonstration of methods of refining ore.
  4. the act of exhibiting the operation or use of a device, machine, process, product, or the like, as to a prospective buyer.
  5. an exhibition, as of feeling; display; manifestation: His demonstration of affection was embarrassing.
  6. a public exhibition of the attitude of a group of persons toward a controversial issue, or other matter, made by picketing, parading, etc.
  7. a show of military force or of offensive operations made to deceive an enemy.
  8. a logical presentation of the way in which given assumptions imply a certain result; proof.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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