poikilothermic

2 definitions found

poikilothermic - Collaborative International Dictionary of English v.0.48 :

  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]

poikilothermic - WordNet (r) 2.1 (2005) :

  poikilothermic
      adj 1: of animals except birds and mammals; having body
             temperature that varies with the environment [syn:
             poikilothermic, poikilothermous, heterothermic,
             ectothermic]