poikilothermic

or poi·ki·lo·ther·mal

[ poi-kuh-loh-thur-mik, poi-kil-uh- ]
/ ˌpɔɪ kə loʊˈθɜr mɪk, pɔɪˌkɪl ə- /

adjective Zoology.

cold-blooded(def 1) (opposed to homoiothermal).

Origin of poikilothermic

1880–85; < Greek poikílo(s) various + thermic

Words nearby poikilothermic

poikilocyte, poikilocytosis, poikiloderma, poikilotherm, poikilothermia, poikilothermic, poikilothermism, poil, poilu, poimenics, poincaré

British Dictionary definitions for poikilothermic

poikilothermic

poikilothermal (ˌpɔɪkɪləʊˈθɜːməl)

/ (ˌpɔɪkɪləʊˈθɜːmɪk) /

adjective

(of all animals except birds and mammals) having a body temperature that varies with the temperature of the surroundings Compare homoiothermic

Derived forms of poikilothermic

poikilothermism or poikilothermy, noun

Word Origin for poikilothermic

C19: from Greek poikilos various + thermal

Medical definitions for poikilothermic

poikilothermic
[ poi′kə-lō-thûr′mĭk ]

adj.

Of or relating to an organism having a body temperature that varies with the temperature of its surroundings; cold-blooded.
Capable of existing and growing in media of varying temperatures.

Other words from poikilothermic

poi′ki•lo•ther′mi•a null n.