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Meaning of threshold

thresh•old

Pronunciation: (thresh'ōld, thresh'hōld), [key]
— n.
  1. the sill of a doorway.
  2. the entrance to a house or building.
  3. any place or point of entering or beginning: the threshold of a new career.
  4. Also called the point at which a stimulus is of sufficient intensity to begin to produce an effect: the threshold of consciousness; a low threshold of pain.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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