D defs.my
Entry 1 sense Webster, 1913

Coextensive

· Co·ex·ten·sive · IPA /ˌkoʊ.ɛkˈstɛn.sɪv/
01 a. Equally extensive; having equal extent; as, consciousness and knowledge are coextensive.
  1. 1.
    Equally extensive; having equal extent; as, consciousness and knowledge are coextensive.