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English dictionary
Hint: Question mark (?) is a wildcard. Question mark substitutes one character.
English
noun
:
group O
1.
group O
(body)
the blood group whose red cells carry neither the A nor B antigens
Samples
People with type O blood are universal donors.
Synonyms
O
,
type O
Broader (hypernym)
blood group
,
blood type
Based on WordNet 3.0 copyright © Princeton University.
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. English edition:
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