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.
In another episode, Cycle 7 winner CariDee English developed hypothermia while filming in a cold swimming pool. Bailey Bujnosek, InStyle, 17 Feb. 2026 Prolonged exposure to the cold conditions will lead to hypothermia for people, pets, and livestock. Ca Weather Bot, Sacbee.com, 17 Feb. 2026 Garay Sanchez’s cause of death was officially listed as environmental hypothermia with a contributory cause of ethanol, commonly known as alcohol, use, wrote Associate Miami-Dade Medical Examiners Jusmita Saifullan and Nicholas Barna in her autopsy released to the Miami Herald on Wednesday. Devoun Cetoute, The Orlando Sentinel, 16 Feb. 2026 Both hikers were treated for hypothermia and one of the hikers was also experiencing a diabetic emergency. Sean Krofssik, Hartford Courant, 15 Feb. 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 21 Feb. 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

More from Merriam-Webster on hypothermia

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