Meaning of incest

in•cest

Pronunciation: (in'sest), [key]
— n.
  1. sexual intercourse between closely related persons.
  2. the crime of sexual intercourse, cohabitation, or marriage between persons within the degrees of consanguinity or affinity wherein marriage is legally forbidden.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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