Meaning & use
endotherm
An animal that generates and regulates its own body heat internally, such as a mammal or bird.
See it in a sentence
As an endotherm, a wolf can stay active even in freezing winter temperatures.
Scientists debate whether some dinosaurs were endotherms rather than cold-blooded reptiles.
A note on using this word
Endotherm is the precise biological term for warm-blooded, contrasted with ectotherm, an animal that relies on external heat sources.
Words with a similar meaning
warm-blooded animal
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
ectotherm
Make it your own
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