ectotherm

WordNet-Online
Free dictionary and thesaurus of English. Definitions, synonyms, antonyms and more...
Hint: double-click any word to get it searched!

Noun ectotherm has 1 sense

poikilotherm, ectotherm - an animal whose body temperature varies with the temperature of its surroundings; any animal except birds and mammals
--₁ is a kind of animal, animate being, beast, brute, creature, fauna