hypothermia

noun

hy·​po·​ther·​mia ˌhī-pō-ˈthər-mē-ə How to pronounce hypothermia (audio)
: subnormal temperature of the body
hypothermic adjective

Examples of hypothermia in a Sentence

She fell into the cold water and nearly died from hypothermia.
Recent Examples on the Web
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.
According to a GoFundMe created by his daughter, Lauren, Harris is now in the hospital recovering from a broken knee, lung and kidney damage, and hypothermia. Owen Clarke, Outside, 9 Mar. 2026 Along with sepsis, his cause of death was hypothermia. USA Today, 8 Mar. 2026 An autopsy later determined Hernandez died of hypothermia, the lawsuit alleged. Theresa Clift, Sacbee.com, 6 Mar. 2026 During a shoot that took place in an unheated swimming pool in Cycle 7, one contestant was rebuked for coming down with hypothermia. Sophie Gilbert, The Atlantic, 6 Mar. 2026 See All Example Sentences for hypothermia

Word History

Etymology

New Latin

First Known Use

circa 1886, in the meaning defined above

Time Traveler
The first known use of hypothermia was circa 1886

Browse Nearby Words

Cite this Entry

“Hypothermia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hypothermia. Accessed 13 Mar. 2026.

Kids Definition

hypothermia

noun
hy·​po·​ther·​mia ˌhī-pō-ˈthər-mē-ə How to pronounce hypothermia (audio)
: reduction of the body temperature to an abnormally low level

Medical Definition

hypothermia

noun
hy·​po·​ther·​mia -ˈthər-mē-ə How to pronounce hypothermia (audio)
: subnormal temperature of the body
hypothermia, defined as temperature under 36.6°CEmergency Medicine
hypothermic adjective

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