Inçisive, a

[Fr. incisif, from Lat. incisus, pa. par. of incido.] I. Literally : the substance of any body. 1. Having the quality of cutting into or dividing 2. Having the quality of dividing or di olving viscosities. "It [endive] is naturally cold, profitable for hot stomachs; incisive , and opening obstructions of the liver."Evelyn: Acetaria. II. Fig .: Sharp, penetrating, trenchant, acute. incisive-bones, s . pl . Anat.: The bones of the upper jaw containing the incisors; the premaxillary bones. †incisive-teeth, s . pl . [INCISOR, A. 1.]