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单词 cold-blooded
释义

cold-blooded

[ kohld-bluhd-id ]
/ ˈkoʊldˈblʌd ɪd /
SEE SYNONYMS FOR cold-blooded ON THESAURUS.COM

adjective

designating or pertaining to animals, as fishes and reptiles, whose blood temperature ranges from the freezing point upward, in accordance with the temperature of the surrounding medium; poikilothermic.
without emotion or feeling; dispassionate; cruel: a cold-blooded murder.
sensitive to cold.

Origin of cold-blooded

First recorded in 1585–95

OTHER WORDS FROM cold-blooded

cold-blood·ed·ly, adverbcold-blood·ed·ness, noun

Words nearby cold-blooded

colcothar, cold, cold abscess, cold agglutination, cold agglutinin, cold-blooded, cold-blooded animals, cold brew, cold call, cold cash, cold cathode
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for cold-blooded

British Dictionary definitions for cold-blooded

cold-blooded

adjective

having or showing a lack of feeling or pitya cold-blooded killing
informal particularly sensitive to cold
(of all animals except birds and mammals) having a body temperature that varies with that of the surroundingsTechnical term: poikilothermic

Derived forms of cold-blooded

cold-bloodedly, adverbcold-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

Medical definitions for cold-blooded

cold-blooded

adj.

Ectothermic.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for cold-blooded

cold-blooded
[ kōldblŭdĭd ]

Having a body temperature that changes according to the temperature of the surroundings. Fish, amphibians, and reptiles are cold-blooded.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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