exothermic

English

Etymology

From French exothermique, from exo- (“outside”) + thermique (“of heat”), both ultimately from Ancient Greek. By surface analysis, exo- +‎ -thermic.

Pronunciation

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Adjective

exothermic (comparative more exothermic, superlative most exothermic)

1. (chemistry, of a reaction) That releases energy in the form of heat.
   • 2014, William J. Brock, ‎Barbara Mounho, ‎Lijie Fu, The Role of the Study Director in Nonclinical Studies, page 174:

     These can be differentiated on a thermal scan where an endothermic transition indicates enantiotropes and an exothermic transition indicates monotropes.

2. (chemistry, of a compound) That releases heat during its formation, and absorbs it during its decomposition.
3. (zoology) Of an animal: whose body temperature is regulated by external factors; cold-blooded.

Synonyms

• exothermal

Antonyms

• endothermic

Derived terms

• exothermically
• exothermicity
• nonexothermic

Related terms

• exotherm

Translations

releasing heat

• Czech: exotermický (cs)
• Finnish: eksoterminen (fi)
• German: exotherm (de)
• Hungarian: exoterm (hu)
• Italian: esotermico (it)
• Malayalam: താപമോചക (tāpamōcaka)
• Maori: putawera
• Norwegian: eksoterm (no)
• Persian: گرماده (fa) (garmâde)
• Portuguese: exotérmico (pt) m, exotérmica (pt) f
• Russian: экзотерми́ческий (ru) (ekzotermíčeskij)
• Swedish: exoterm (sv), exotermisk (sv)
• Tagalog: luwas-initin

of an animal: whose body temperature is regulated by external factors; cold-blooded — see ectothermic

Anagrams

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