Medical Dictionary

heat exhaustion

noun

Medical Definition of HEAT EXHAUSTION

:  a condition marked by weakness, nausea, dizziness, and profuse sweating that results from physical exertion in a hot environment—called also heat prostration; compare heatstroke

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears