poikilothermous

Từ điển Oxford Learners Wordfinder Dictionary

adjective

of animals except birds and mammals;
having body temperature that varies with the environment
• Syn:
poikilothermic, heterothermic, ectothermic
• Similar to:
cold-blooded
• Derivationally related forms:
poikilotherm, poikilotherm (for: poikilothermic)