'Poikilothermous' definitions:
Definition of 'poikilothermous'
From: WordNet
adjective
Of animals except birds and mammals; having body temperature that varies with the environment [syn: poikilothermic, poikilothermous, heterothermic, ectothermic]
Definition of 'Poikilothermous'
From: GCIDE
- Poikilothermous \Poi`ki*lo*ther"mous\ (-m[u^]s), a. (Physiol.) Poikilothermal. [1913 Webster]