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 heatstrokeExamples of heat exhaustion in a Sentence
Recent Examples on the Web
Be alert to warning signs: Educate yourself about the signs and symptoms of heat exhaustion and heat stroke.
—
Nc Weather Bot, Charlotte Observer, 24 June 2025
Two of the most significant health risks associated with high temperatures are heat exhaustion and heatstroke.
—Tom Gavin, EverydayHealth.com, 23 June 2025
Signs of heat exhaustion or heatstroke include confusion, lightheadedness or nausea.
—Irit Skulnik, Baltimore Sun, 23 June 2025
The weather service warned that the temperatures could cause health issues such as heat exhaustion and heat stroke, especially for at-risk populations, and urged people to stay hydrated and avoid strenuous activity during the hottest part of the day.
—Grace Toohey, Los Angeles Times, 16 June 2025
See All Example Sentences for heat exhaustion
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Nc Weather Bot, Charlotte Observer, 24 June 2025
Two of the most significant health risks associated with high temperatures are heat exhaustion and heatstroke.
—Tom Gavin, EverydayHealth.com, 23 June 2025
Signs of heat exhaustion or heatstroke include confusion, lightheadedness or nausea.
—Irit Skulnik, Baltimore Sun, 23 June 2025
The weather service warned that the temperatures could cause health issues such as heat exhaustion and heat stroke, especially for at-risk populations, and urged people to stay hydrated and avoid strenuous activity during the hottest part of the day.
—Grace Toohey, Los Angeles Times, 16 June 2025
See All Example Sentences for heat exhaustion
Cite this Entry
“Heat exhaustion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heat%20exhaustion. Accessed 1 Jul. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share