D defs.my
Entry 1 sense Webster, 1913

Coexistence

/kōˌ-ĭg-zĭs'-təns/ · Co·ex·ist·ence · IPA /kˌoʊɪɡzˈɪstəns/
01 n. Existence at the same time with another; -- contemporary existence.
  1. 1.
    Existence at the same time with another; -- contemporary existence.
    “Without the help, or so much as the coexistence, of any condition.” — Jer. Taylor.