O
O noun - The blood group whose red cells carry neither the A nor B antigens.
Type O
Type O noun - The blood group whose red cells carry neither the A nor B antigens.
Usage example: people with type O blood are universal donors
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Synonyms for Type O
Mutual synonyms
Cite this Source
Type O and O. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/o/type_o
O & Type O. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/o/type_o>.
Type O or O. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/o/type_o.
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