Added 9 October 2026
poikilothermic
adjective
adjective Definition from WordNet 3.1, Princeton University. More about poikilothermic at Wordnik → Where our words come from →
- Of animals except birds and mammals; having body temperature that varies with the environment.
Origin
From poikilo- + -thermic.
From Wiktionary, via Kaikki.org (CC BY-SA)