Definition of cohabitant in English:

cohabitant

Pronunciation /ˌkōˈhabədənt/ /ˌkoʊˈhæbədənt/

noun

  • 1A member of a couple who live together and have a sexual relationship without being married.

    • ‘support for additional rights for cohabitants following separation’
  • 2Something that coexists with another.

    • ‘humans rely on their microbial cohabitants’