Ba?ha?’i (b??h? i, -?ha?) n., pl. -ha?’is, adj. n. 1. a religion founded in Iran and teaching the essential worth of all races and religions and equality of the sexes. 2. an adherent of Baha’i. adj. 3. of or pertaining to Baha’i or Baha’is. Also, Ba?ha?i. [