cold-blooded

• Descreve um animal que não consegue regular a temperatura do próprio corpo, ou uma pessoa cruel e sem emoções.

Describes an animal that cannot regulate its own body temperature, or a person who is cruel and without emotion.

1. Lacking emotion or pityB2formal

   Showing no sympathy or remorse; deliberately cruel or unfeeling.

   Sanguinário

   • The crime was a cold-blooded murder.
   • He gave a cold-blooded response to her plea for help.
   • The villain's cold-blooded actions shocked everyone.

   Sinônimosbrutalcallouscruelheartlessinhumanmercilesspitilessremorselessunfeeling

   Antônimoscompassionatekindmercifulsympathetictenderwarmhearted

2. Having cold bloodB1formal

   Describing animals whose body temperature changes with the environment, such as reptiles and amphibians.

   Sangue frio

   • Snakes and lizards are cold-blooded animals.
   • Cold-blooded creatures rely on the sun to warm their bodies.
   • Unlike mammals, cold-blooded animals do not generate their own body heat.

   Sinônimosectothermicpoikilothermic