a cold-blooded animal.
Origin of ectotherm
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Of or relating to an organism that regulates its body temperature largely by exchanging heat with its surrounding environment.
An organism that regulates its body temperature largely by exchanging heat with its surroundings; a poikilotherm.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
A cold-blooded organism. Also called poikilotherm
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.