Longman Dictionary of Contemporary English homepage

cold-blooded

adjective
     
Related topics: Biology, Animals
cold-blooded
1 not showing or involving any emotions or pity for other people's suffering:
2HB a cold-blooded animal, such as a snake, has a body temperature that changes with the temperature of the air or ground around it [↪ warm-blooded]
cold-bloodedly adverb
cold-bloodedness noun [uncountable]

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