A warm-blooded animal, for example a bird or a mammal, has a fairly high body temperature which does not change much and is not affected by the surrounding temperature.
More Synonyms of warm-blooded
warm-blooded in British English
adjective
1.
ardent, impetuous, or passionate
2.
(of birds and mammals) having a constant body temperature, usually higher than the temperature of the surroundings
Technical name: homoiothermic
Derived forms
warm-bloodedness (ˌwarm-ˈbloodedness)
noun
Examples of 'warm-blooded' in a sentence
warm-blooded
Warm-blooded animals, by contrast, are able to keep their body temperature constant by burning calories.