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probability definition

prob·abil·ity (präb′ə bil′ə tē)

noun pl. probabilities -·ties

  1. the quality or state of being probable; likelihood
  2. something probable
  3. Math. the ratio of the number of times something will probably occur to the total number of possible occurrences

Etymology: MFr probabilité < L probabilitas

probability Idioms

in all probability

very likely

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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