BAT'ENITES, BAT'ENISTS, or BATE'NIANS, noun A sect of apostates from Mohammedism, who professed the abominable practices of the Ismaelians and Kirmatians. The word signified esoteric, or persons of inward light. [See Assassins.]
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI