cohabitation Meaning, Definition & Usage

  1. noun the act of living together and having a sexual relationship (especially without being married)

WordNet

Co*hab"i*ta"tion noun
Etymology
L. cohabitatio.
Definitions
  1. The act or state of dwelling together, or in the same place with another. Feltham.
  2. (Law) The living together of a man and woman in supposed sexual relationship.
    That the duty of cohabitation is released by the cruelty of one of the parties is admitted. Lord Stowell.

Webster 1913