- to live together as if married, usually without legal or religious sanction.
- to live together in an intimate relationship.
- to dwell with another or share the same place, as different species of animals.
Origin of cohabit
1520–30; < Late Latin cohabitāre, equivalent to co- co- + habitāre to have possession, abide (frequentative of habēre to have, own)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- (intr) to live together as husband and wife, esp without being married
C16: via Late Latin, from Latin co- together + habitāre to live
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for non-cohabitation
euphemism since 1530s to describe a couple living together without benefit of marriage; back-formation from cohabitation. Related: Cohabited; cohabiting.
Online Etymology Dictionary, © 2010 Douglas Harper