GROUP O(noun)Did you mean?Antonyms RhymesAlso try..groupgroupsgroupedDefinitions There is 1 meaning of the phrase Group O. Group O - as a noun The blood group whose red cells carry neither the a nor b antigens Example: "People with type o blood are universal donors"Synonyms (Exact Relations)otype oWord Variations & RelationsAnagrams of GROUPOStarts GStarts GRStarts GROStarts GROUEnds OEnds POEnds UPOEnds OUPOStarts G & ends OStarts GR & ends OStarts G & ends POWords containing GROUPOContaining G,R,O,U,P,OA-Z Proximitiesgroundwood16groundwoods17groundwork19groundworks20group8 Group O groupable14groupage12groupages13grouped11grouper10