'Poikilothermic' definitions:
Definition of 'poikilothermic'
From: WordNet
adjective
Of animals except birds and mammals; having body temperature that varies with the environment [syn: poikilothermic, poikilothermous, heterothermic, ectothermic]
Definition of 'Poikilothermic'
From: GCIDE
- Poikilothermal \Poi`ki*lo*ther"mal\ (-th[~e]r"mal), Poikilothermic \Poi`ki*lo*ther"mic\ (-th[~e]r"m[i^]k), a. [Gr. poiki`los changeable + E. thermal, thermic.] (Physiol.) Having a varying body temperature. See Homoiothermal. [1913 Webster]