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Exothermic

adj, noun

Definitions

Adjective
  1. 1
    That releases energy in the form of heat.

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

  2. 2
    That releases heat during its formation, and absorbs it during its decomposition.
  3. 3
    Of an animal: whose body temperature is regulated by external factors; cold-blooded.
Adjective
  1. 1
    (of a chemical reaction or compound) occurring or formed with the liberation of heat wordnet
Noun
  1. 1
    A substance that releases heat energy.

Etymology

Etymology 1

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

Etymology 2

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

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