I.a massacre, slaughter, murder (class. but rare, except in eccl. Lat.; “sometimes interchanged in the MSS. with occidio): si caedes et occisio facta non erit,” Cic. Caecin. 14, 41: “parentis,” id. Inv. 1, 26, 37; App. M. 6, p. 184; Aur. Vict. Vir. Ill. 14: “aestimati sumus sicut oves occisionis,” Vulg. Psa. 43, 21: “gladium ad occisionem,” id. Jer. 15, 3.
occīsĭo , ōnis, f. 1. occīdo,