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  1. Pathology. subnormal body temperature.
  2. Medicine/Medical. the artificial reduction of body temperature to slow metabolic processes, as for facilitating heart surgery.

Origin of hypothermia

First recorded in 1885–90; hypo- + therm- + -ia
Related formshy·po·ther·mic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for hypothermic


  1. pathol an abnormally low body temperature, as induced in the elderly by exposure to cold weather
  2. med the intentional reduction of normal body temperature, as by ice packs, to reduce the patient's metabolic rate: performed esp in heart and brain surgery
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for hypothermic



1877, Modern Latin, from hypo- "under" (see hypo-) + Greek therme "heat" (see thermal).

Online Etymology Dictionary, © 2010 Douglas Harper

hypothermic in Medicine


([object Object])
  1. Abnormally low body temperature.
Related formshy′po•thermic (-mĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

hypothermic in Science


  1. An abnormally low body temperature, often caused by prolonged exposure to cold. Compare hyperthermia.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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