Dictionary.com

poikilothermic

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

adjective Zoology.
QUIZ
FIRE UP YOUR VOCAB FOR A "RED" SYNONYMS QUIZ
No fire engine reds here, only a fierce collection of vibrant words for the color red to test yourself on.
Question 1 of 7
What does "amaranth" mean?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help
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. 2021

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

Medical definitions for poikilothermic

poikilothermic
[ poi′kə-lō-thûrmĭk ]

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•thermi•a null n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK