Meaning of approximation

ap•prox•i•ma•tion

Pronunciation: (u-prok"su-mā'shun), [key]
— n.
  1. a guess or estimate: Ninety-three million miles is an approximation of the distance of the earth from the sun.
  2. nearness in space, position, degree, or relation; proximity; closeness.
  3. a result that is not necessarily exact, but is within the limits of accuracy required for a given purpose.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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