- an abnormally high fever.
Origin of hyperpyrexia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for hyperpyrexia
The mortality of these cases is very considerable, hyperpyrexia being one of the chief causes of death in acute rheumatism.
The cases of hyperpyrexia preponderate in first attacks of rheumatic fever.
A fatal issue is most frequently observed in connection with hyperpyrexia alone, or in combination with delirium or coma.
Loss of consciousness was followed by flaccidity of all four extremities, hyperpyrexia, and death.Tics and Their Treatment
The important pathological condition to be combated is the hyperpyrexia, and not the cold stage, as in intermittents.
- pathol an extremely high fever, with a temperature of 41°C (106°F) or aboveAlso called: hyperthermia, hyperthermy
- Abnormally high fever.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.