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单词 exothermic
释义

exothermic

or ex·o·ther·mal

[ ek-soh-thur-mik ]
/ ˌɛk soʊˈθɜr mɪk /

adjective Chemistry.

noting or pertaining to a chemical change that is accompanied by a liberation of heat (opposed to endothermic).

Origin of exothermic

First recorded in 1880–85; exo- + thermic

OTHER WORDS FROM exothermic

ex·o·ther·mi·cal·ly, ex·o·ther·mal·ly, adverbex·o·ther·mic·i·ty [ek-soh-ther-mis-i-tee], /ˌɛk soʊ θərˈmɪs ɪ ti/, noun

Words nearby exothermic

exosporium, exostosis, exostosis cartilaginea, exoteric, exoterica, exothermic, exotic, exotica, exotic dancer, exoticism, exoticize
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for exothermic

  • For it was a new kind which contained an exothermic ingredient.

    The Planet Strappers|Raymond Zinke Gallun
  • All chemical compounds are either “endothermic” or “exothermic.”

    Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 1|Various
  • When carbon unites chemically with oxygen, it is an exothermic reaction that gives off heat as correlated energy.

    The Progress of Invention in the Nineteenth Century.|Edward W. Byrn

British Dictionary definitions for exothermic

exothermic

exothermal

/ (ˌɛksəʊˈθɜːmɪk) /

adjective

(of a chemical reaction or compound) occurring or formed with the evolution of heatCompare endothermic, exoergic

Derived forms of exothermic

exothermically or exothermally, adverb
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

Medical definitions for exothermic

exothermic
[ ĕk′sō-thûrmĭk ]

adj.

Of or relating to a chemical reaction during which heat is released.
Of or relating to the external warmth of the body.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for exothermic

exothermic
[ ĕk′sō-thûrmĭk ]

Relating to a chemical reaction that releases heat. Compare endothermic.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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更新时间:2025/1/1 7:16:14