na-adjective, noun which may take the genitive case particle 'no', noun
Describes a person or action lacking emotion, empathy, or warmth; often used in literary or dramatic contexts.
彼は冷血な人間だと言われている。
He is said to be a cold-blooded person.
冷血の殺人犯がついに逮捕された。
The cold-blooded murderer was finally arrested.