Meaning of “blood” in the English Dictionary

"blood" in British English

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bloodnoun [ U ]

uk /blʌd/ us /blʌd/

bloodverb [ T ]

uk /blʌd/ us /blʌd/

(Definition of “blood” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"blood" in American English

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bloodnoun [ U ]

us /blʌd/

blood noun [ U ] (LIQUID)

the red liquid that is sent around the body by the heart and that is necessary for life:

He lost a lot of blood in the accident.

blood noun [ U ] (RELATIONSHIP)

a person’s relationship to a family or a nation by birth rather than by marriage:

They are related by blood.
She has Russian blood in her veins.

bloodadjective [ not gradable ]

us /blʌd/

blood adjective [ not gradable ] (RELATED)

related by birth:

blood relatives
a blood brother

(Definition of “blood” from the Cambridge Academic Content Dictionary © Cambridge University Press)