资料来源 : pyDict

发热,热病

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Pyrexia \Py*rex"i*a\, n.; pl. {Pyrexi[ae]}. [NL., fr. Gr. ? to
   be feverish, akin to ? fever.] (Med.)
   The febrile condition.

资料来源 : WordNet®

pyrexia
     n : a rise in the temperature of the body; frequently a symptom
         of infection [syn: {fever}, {febrility}, {febricity}, {feverishness}]