• WordNet 3.6
    • n defervescence abatement of a fever as indicated by a reduction in body temperature
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Webster's Revised Unabridged Dictionary
    • Defervescence A subsiding from a state of ebullition; loss of heat; lukewarmness. "A defervescency in holy actions."
    • Defervescence (Med) The subsidence of a febrile process; as, the stage of defervescence in pneumonia.
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Century Dictionary and Cyclopedia
    • n defervescence Abatement of heat; the state of growing cool; coolness; lukewarmness.
    • n defervescence In pathology, abatement or decrease of fever or feverish symptoms.
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Chambers's Twentieth Century Dictionary
    • n Defervescence de-fer-ves′ens abatement of heat: coolness: decrease of feverish symptoms
    • Defervescence Also Deferves′cency
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Webster's Revised Unabridged Dictionary
L. defervescere, to grow cool


In literature:

Occasionally, however, an abrupt defervescence takes place.
"A System of Practical Medicine by American Authors, Vol. I" by Various