-
- To save this word, you'll need to log in.
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
Excessive use of turf can also create heat islands — urbanized areas that experience higher temperatures than outlying areas — which pose a risk of burns, heat stroke and heat exhaustion.
—Stephanie Lam, The Mercury News, 15 Oct. 2024
Watch out for others: Check on infants, young children and the elderly more often for signs of heat exhaustion or heat stroke.
—Olivia Rose, The Arizona Republic, 8 Oct. 2024
One firefighter was taken to an occupational health facility for an injury, and another was treated at the scene for possible heat exhaustion.
—Karen Garcia, Los Angeles Times, 13 Sep. 2024
Overexposure to heat can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke, the weather service warned.
—Staff Reports, The Arizona Republic, 1 Oct. 2024
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.
Word History
First Known Use
1861, in the meaning defined above
Dictionary Entries Near heat exhaustion
Cite this Entry
“Heat exhaustion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heat%20exhaustion. Accessed 30 Nov. 2024.
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 strokeMedical 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 heatstrokeMore from Merriam-Webster on heat exhaustion
Britannica.com: Encyclopedia article about heat exhaustion
Love words? Need even more definitions?
Merriam-Webster unabridged
Share