[ en-duh-thurm ]
/ ˈɛn dəˌθɜrm /


a warm-blooded animal.

Origin of endotherm

First recorded in 1945–50; endo- + -therm
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for endotherm

[ ĕndə-thûrm′ ]


An organism that generates heat to maintain its body temperature, typically above the temperature of its surroundings; a homeotherm.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for endotherm

[ ĕndə-thûrm′ ]

A warm-blooded organism. Also called homeotherm
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.