hyperpyrexia


a very high fever
Origin of hyperpyrexia
Modern Latin from hyper- + pyrexiahyperpyrexia

noun
Abnormally high fever.
Related Forms:
- hy′per·py·rex′i·al hy′per·py·ret′ic
adjective
hyperpyrexia

Noun
(uncountable)
- (medicine) An excessive and unusual elevation of set body temperature greater than or equal to 41°C (105.8°F), or extremely high fever.