exothermic
/ˌɛksoʊθˈɝmɪk/
Word Rarity
Very rare
Frequency: 2.26 in modern English
24
Scrabble Score
10
Letters
4
Syllables
9
Unique Chars
Meaning
adj
That releases heat during its formation, and absorbs it during its decomposition.
adj
Of an animal: whose body temperature is regulated by external factors; cold-blooded.
noun
A substance that releases heat energy.
Example Sentences
- "These can be differentiated on a thermal scan where an endothermic transition indicates enantiotropes and an exothermic transition indicates monotropes."
Etymology
From French exothermique, from exo- (“outside”) + thermique (“of heat”), both ultimately from Ancient Greek. By surface analysis, exo- + -thermic.
Origin
- Source language: French
Word Breakdown
- Root: exothermique