• synonyms


[thur-moh-ley-bil, -bahyl]
adjective Biochemistry.
  1. subject to destruction or loss of characteristic properties by the action of moderate heat, as certain toxins and enzymes (opposed to thermostable).
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Origin of thermolabile

First recorded in 1900–05; thermo- + labile
Related formsther·mo·la·bil·i·ty [thur-moh-luh-bil-i-tee] /ˌθɜr moʊ ləˈbɪl ɪ ti/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for thermolabile


  1. (of certain biochemical and chemical compounds) easily decomposed or subject to a loss of characteristic properties by the action of heata thermolabile enzyme Compare thermostable (def. 1)
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Word Origin for thermolabile

C20: from thermo- + labile
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

thermolabile in Medicine


(thûr′mō-lābĭl, -bīl′)
  1. Subject to destruction, decomposition, or great change by moderate heating. Used especially of biochemical substances.
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Related formsther′mo•la•bili•ty (-bĭlĭ-tē) n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.