[ en-doh-ur-jik ]
/ ˌɛn doʊˈɜr dʒɪk /
Save This Word!

adjective Chemistry.

endothermic (opposed to exoergic).



Were you ready for a quiz on this topic? Well, here it is! See how well you can differentiate between the uses of "was" vs. "were" in this quiz.
Question 1 of 7
“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of endoergic

First recorded in 1935–40; endo- + -erg + -ic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for endoergic

/ (ˌɛndəʊˈɜːdʒɪk) /


(of a nuclear reaction) occurring with absorption of energy, as opposed to exoergicCompare endothermic

Word Origin for endoergic

from endo- + -ergic from Greek ergon work
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

Scientific definitions for endoergic

[ ĕn′dō-ûrjĭk ]

Relating to a process, such as a chemical or nuclear reaction, that absorbs energy. Endothermic reactions are endoergic. Compare exoergic.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.