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poikilothermic

[ poi-kuh-loh-thur-mik, poi-kil-uh- ]
/ ˌpɔɪ kə loʊˈθɜr mɪk, pɔɪˌkɪl ə- /
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adjective Zoology.
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Also poi·ki·lo·ther·mal [poi-kuh-loh-thur-muhl, poi-kil-uh-] /ˌpɔɪ kə loʊˈθɜr məl, pɔɪˌkɪl ə-/ .

Origin of poikilothermic

1880–85; <Greek poikílo(s) various + thermic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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 surroundingsCompare homoiothermic

Derived forms of poikilothermic

poikilothermism or poikilothermy, noun

Word Origin for poikilothermic

C19: from Greek poikilos various + thermal
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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