(of a nuclear reaction) occurring with evolution of energy
Compare endoergic, exothermic
Word origin
exo- + -ergic, from Greek ergon work
exoergic in American English
(ˌeksouˈɜːrdʒɪk)
adjective
Chemistry
exothermic (opposed to endoergic)
Word origin
[1940–45; exo- + (syn)ergic]This word is first recorded in the period 1940–45. Other words that entered Englishat around the same time include: debrief, redline, set-aside, snorkel, updateexo- is a combining form meaning “outside,” “outer,” “external,” used in the formationof compound words. Other words that use the affix exo- include: exocrine, exocytosis, exogenetic, exogenous, exopterygote