cohabitation

cohabitation
    n 1: the act of living together and having a sexual relationship
         (especially without being married)
    

Cohabitation \Co*hab"i*ta"tion\, n. [L. cohabitatio.]
   1. The act or state of dwelling together, or in the same
      place with another. --Feltham.
      [1913 Webster]

   2. (Law) The living together of a man and woman in supposed
      sexual relationship.
      [1913 Webster]

            That the duty of cohabitation is released by the
            cruelty of one of the parties is admitted. --Lord
                                                  Stowell.
      [1913 Webster]
    

COHABITATION. Living together. 
     2. The law presumes that husband and wife cohabit, even after a 
voluntary separation has taken place between them; but where there has been 
a divorce a mensa et thoro, or a sentence of separation, the presumption 
then arises that they have obeyed the sentence or decree, and do not live 
together. 
     3. A criminal cohabitation will not be presumed by the proof of a 
single act of criminal intercourse between a man and woman not married. 10 
Mass. R. 153. 
     4. When a woman is proved to cohabit with a man and to assume his name 
with his consent, he will generally be responsible for her debts as if she 
had been his wife; 2 Esp. R. 637; 1 Campb. R. 245; this being presumptive 
evidence of marriage; B. N. P. 114; but this liability will continue only 
while they live together, unless she is actually his were. 4 Campb. R. 215. 
     5. In civil actions for criminal conversation with the plaintiff's 
wife, after the husband and wife have separated, the plaintiff will not in 
general be entitled to recover. 1 Esp. R. 16; S. C. 5 T. R. 357; Peake's 
Cas. 7, 39; sed vide 6 East, 248; 4 Esp. 39. 
    

101 Moby Thesaurus words for "cohabitation":
      a world-without-end bargain, abiding, abode, act of love, adultery,
      alliance, aphrodisia, ass, balling, bed, bond of matrimony,
      bridebed, carnal knowledge, climax, coition, coitus,
      coitus interruptus, commerce, commorancy, congress, conjugal bond,
      conjugal knot, connection, copula, copulation, coupling, coverture,
      diddling, dwelling, fornication, habitancy, habitation,
      holy matrimony, holy wedlock, husbandhood, ill-assorted marriage,
      inhabitancy, inhabitation, inhabiting, intercourse, intermarriage,
      interracial marriage, intimacy, living, lodging, lovemaking,
      making it with, marital relations, marriage, marriage act,
      marriage bed, marriage sacrament, match, mating, matrimonial union,
      matrimony, meat, mesalliance, misalliance, miscegenation,
      mixed marriage, nesting, nuptial bond, occupancy, occupation,
      onanism, orgasm, ovum, pareunia, procreation, relations, residence,
      residency, residing, sacrament of matrimony, screwing, sex,
      sex act, sexual climax, sexual commerce, sexual congress,
      sexual intercourse, sexual relations, sexual union, sleeping with,
      sojourning, sperm, spousehood, squatting, staying, staying over,
      stopping, tenancy, union, venery, wedded bliss, wedded state,
      weddedness, wedding knot, wedlock, wifehood