Coagulate

v. t. [imp. & p. p. COAGULATED; p. pr. & vb. n. COAGULATING.] [Lat. coagulare, from coagulum, a means of coagulation, from cogere, coactum, to drive together, It. coagulare, quagliare, and cagliare, Pr. coagular, Sp. coagular and cuajar, Fr. coaguler and cailler. See COACT.] To cause to change into a curd-like or inspissated state; — said of liquids; as, rennet coagulates milk; heat coagulates the white of an egg.