Meanings
comparative more poikilotherm · superlative most poikilotherm
- Cold-blooded.
Synonyms: poikilothermic, ectothermic · Antonyms: endothermic, homeothermic, homoeothermic, homoiothermic, homothermic
plural poikilotherms
- A cold-blooded animal.
Synonyms: ectotherm · Antonyms: endotherm, homeotherm, homoeotherm, homoiotherm, homotherm
Synonyms & antonyms
adjectiveCold-blooded.
nounA cold-blooded animal.
More synonyms by meaning
nounan animal whose body temperature varies with the temperature of its surroundings; any animal except birds and mammals
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Translations
German poikilotherm
- poikilothermEcology: animals with unconstant body temperature
Japanese 変温動物
- 変温動物 (hen'ondōbutsu)Ecology: animals with unconstant body temperature
Portuguese poiquilotérmico
- poiquilotérmicoEcology: animals with unconstant body temperature
Cite this entry
poikilotherm. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/poikilotherm
“poikilotherm.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/poikilotherm. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “poikilotherm,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/poikilotherm.
Source: poikilotherm on Wiktionary, CC BY-SA 4.0.