1. [syn: cold, cold-blooded, inhuman, insensate]
2. having cold blood (in animals whose body temperature is not internally regulated);
The Collaborative International Dictionary of English v.0.48:
Cold-blooded \Cold"-blood`ed\, a.
1. Having cold blood; -- said of fish or animals whose blood
is but little warmer than the water or air about them.
2. Deficient in sensibility or feeling; hard-hearted.
3. Not thoroughbred; -- said of animals, as horses, which are
derived from the common stock of a country.
WordNet (r) 3.0 (2006):
adj 1: without compunction or human feeling; "in cold blood";
"cold-blooded killing"; "insensate destruction" [syn:
cold, cold-blooded, inhuman, insensate]
2: having cold blood (in animals whose body temperature is not
internally regulated) [ant: warm-blooded]
Moby Thesaurus II by Grady Ward, 1.0:
30 Moby Thesaurus words for "cold-blooded":
apathetic, barbaric, barbarous, brutal, callous, cool, cruel,
dispassionate, heartless, imperturbable, indifferent, inhuman,
insensitive, merciless, pitiless, poikilothermic, ruthless, savage,
steely, stony, thick-skinned, uncaring, unemotional, unexcited,
unfeeling, unimpassioned, unmoved, unresponsive, unsympathetic,