endothermic

[en-doh-thur-mik]
adjective
1.
Chemistry. noting or pertaining to a chemical change that is accompanied by an absorption of heat (opposed to exothermic ).
2.
Zoology, warm-blooded.
Also, endothermal [en-doh-thur-muhl] .


Origin:
< French endothermique (1879); see endo-, -therm, -ic

endothermically, adverb
endothermy, endothermism, noun
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World English Dictionary
endothermic or endothermal (ˌɛndəʊˈθɜːmɪk)
 
adj
exothermic Compare endoergic (of a chemical reaction or compound) occurring or formed with the absorption of heat
 
endothermal or endothermal
 
adj
 
endo'thermically or endothermal
 
adv
 
endo'thermism or endothermal
 
n

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Etymonline
Word Origin & History

endothermic
1884, from Fr. endothermique (1879); see endo- + thermal.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

endothermic en·do·ther·mic (ěn'dō-thûr'mĭk) or en·do·ther·mal (-məl)
adj.

  1. Of or relating to a chemical reaction during which there is absorption of heat.

  2. Of or relating to an endotherm; warm-blooded.


en'do·ther'my n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
endothermic   (ěn'dō-thûr'mĭk)  Pronunciation Key 
  1. Relating to a chemical reaction that absorbs heat. Compare exothermic.

  2. Warm-blooded.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences for endothermy
Birds are also endothermic, so endothermy is not a defining mammalian feature.
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