warm-blooded

[wawrm-bluhd-id]

adjective

Also endothermic. designating or pertaining to animals, as mammals and birds, whose blood ranges in temperatures from about 98° to 112°F (37° to 44°C) and remains relatively constant, irrespective of the temperature of the surrounding medium; homoiothermal.

ardent, impetuous, or passionate: young and warm-blooded valor.

Origin of warm-blooded

First recorded in 1785–95

Related formswarm-blood·ed·ness, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for warm-blooded

Historical Examples of warm-blooded

Both feed on warm-blooded animals, and neither will eat carrion.
The Young Voyageurs
Mayne Reid
The whale is a warm-blooded animal; the fish is cold-blooded.
Fighting the Whales
R.M. Ballantyne
They seemed to have forgotten that all the warm-blooded animals, except man, must necessarily drink cold water.
Travels in China, Containing Descriptions, Observations, and Comparisons, Made and Collected in the Course of a Short Residence at the Imperial Palace of Yuen-Min-Yuen, and on a Subsequent Journey through the Country from Pekin to Canton
John Barrow
But there were a few, small, struggling, warm-blooded animals.
Inside John Barth
William W. Stuart
This action is noticed in cold as well as in warm-blooded animals.
Poisons: Their Effects and Detection
Alexander Wynter Blyth

British Dictionary definitions for warm-blooded

warm-blooded

adjective

ardent, impetuous, or passionate

(of birds and mammals) having a constant body temperature, usually higher than the temperature of the surroundingsTechnical name: homoiothermic

Derived Formswarm-bloodedness, noun

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

warm-blooded in Medicine

warm-blooded

[wôrm′blŭd′ĭd]

adj.

Maintaining a relatively constant and warm body temperature independent of environmental temperature; homeothermic.

Related formswarm′-blood′ed•ness n.

warm-blooded in Science

warm-blooded

[wôrm′blŭd′ĭd]

Having a relatively warm body temperature that stays about the same regardless of changes in the temperature of the surroundings. Birds and mammals are warm-blooded.