Crossword clues for Blood type of a "universal donor" 9 letters:OPOSITIVEUniversal donor's blood typeONEGATIVEUniversal donor's blood typeONEGATIVEBlood type of a "universal donor"ONEGATIVEBlood type historically considered the universal donorONEGUniversal donor blood type, brieflyONEGUniversal donor blood type, for shortONEGUniversal donor's blood type, in briefONEGUniversal donor's blood type, informallyONEGUniversal donor's blood type, brieflyONEGUniversal donor's blood type: Abbr.ONEGUniversal donor's blood type, for shortGROUPOUniversal donor's blood typing categoryRHNEGATIVELike the blood type of "universal donors"ONEGBlood type of a universal donor, briefly