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endothermic

The definition of endothermic is a chemical reaction that is accompanied by the absorption of heat, or an organism that generates heat to maintain its temperature.

(adjective)

A chemical reaction that works only if heat is absorbed is an example of a reaction that would be described as endothermic.
A warm-blodded animal would be an example of an endothermic animal.

See endothermic in Webster's New World College Dictionary

adjective

designating, of, or produced by a chemical change in which there is an absorption of heat

Origin: endo- + thermic

See endothermic in American Heritage Dictionary 4

adjective

Chemistry Characterized by or causing the absorption of heat; endoergic.
Biology Of or relating to an organism that generates heat to maintain its body temperature, typically above the temperature of its surroundings; warm-blooded.

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