Simple Definition of heat exhaustion
medical : a condition that happens when someone is too active in extremely hot conditions and that causes a person to sweat and feel very weak, dizzy, etc.
Full 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
First Known Use of heat exhaustion
Medical Definition of heat exhaustion
: a condition characterized by faintness or fainting, palpitations, nausea, vomiting, headache, and profuse sweating and resulting from physical exertion in a hot environment—called also heat prostration; compare heatstroke
Seen and Heard
What made you want to look up heat exhaustion? Please tell us where you read or heard it (including the quote, if possible).