Entry 1 sense Webster, 1913 Coagulatory · Co·ag·u·la·to·ry · IPA /koʊˈæɡjələˌtɔɹi/ 01 a. Serving to coagulate; produced by coagulation; as, coagulatory effects. 1. Serving to coagulate; produced by coagulation; as, coagulatory effects.