heat exhaustion

noun

: 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

Examples of heat exhaustion in a Sentence

Recent Examples on the Web

As the body struggles, heat exhaustion starts to set in. —Noah Haggerty, Los Angeles Times, 11 July 2024

According to a news release from the city of Little Rock, the city’s police department was dispatched to the hospital where the other four children were suffering from heat exhaustion. —Liam Quinn, Peoplemag, 10 July 2024

Infants and children younger than 4, people 65 and older, pregnant women and people with certain medical conditions or who take certain medications are at higher risk for heat exhaustion. —Michelle Marchante, Miami Herald, 8 July 2024

Weather officials also warned residents that outdoor activities under the sun could quickly lead to heat exhaustion or dehydration without proper care. —Shomik Mukherjee, The Mercury News, 6 July 2024

Word History

First Known Use

1861, in the meaning defined above

Kids Definition

heat exhaustion

noun

: a condition marked by weakness, nausea, dizziness, and much sweating that results from physical exertion in a hot environment

called also heat prostration

compare heat stroke

Medical Definition

heat exhaustion

noun

: 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