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Meaning of pheromone

pher•o•mone

Pronunciation: (fer'u-mōn"), [key]
— n. Animal Behav.
  1. any chemical substance released by an animal that serves to influence the physiology or behavior of other members of the same species.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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