{ De′fer‐ves″cence (?), De′fer‐ves″cency (?), } n. [L. defervescere to grow cool.] 1. A subsiding from a state of ebullition; loss of heat; lukewarmness.
A defervescency in holy actions. Jer. Taylor.
2. (Med.) The subsidence of a febrile process; as, the stage of defervescence in pneumonia.