calefactory adj 1: serving to heat; "a heating pad is calefactory" [syn: {calefactory}, {calefactive}]
Calefactory \Cal`e*fac"to*ry\, a. [L. calefactorius.] Making hot; producing or communicating heat. [1913 Webster]
Calefactory \Cal`e*fac"to*ry\, n. 1. (Eccl.) An apartment in a monastery, warmed and used as a sitting room. [1913 Webster] 2. A hollow sphere of metal, filled with hot water, or a chafing dish, placed on the altar in cold weather for the priest to warm his hands with. [1913 Webster]