O and Type O

O

O noun - The blood group whose red cells carry neither the A nor B antigens.

Type O and o are semantically related. In some cases you can use "Type O" instead a noun "O".

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
Show all Definitions
Synonyms for Type O

O and type O are semantically related. You can use "O" instead a noun phrase "Type O".
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.
Google Ngram Viewer shows how "o" and "type O" have occurred on timeline