A really fast thesaurus... with lots of synonyms.
O has 21 synonyms. The top synonyms for O are sphincter, rondelle, roundel, garland, aureole, wreath, silver, saucer and 13 more. Another word for O is sphincter. Browse the full list below.
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| Random | DefinitionA common synonym for O is sphincter. Other synonyms include rondelle, roundel, garland, aureole.
O has 21 synonyms listed on Thesaurasize.
(n): the blood group whose red cells carry neither the A nor B antigens; the 15th letter of the Roman alphabet Example: "people with type O blood are universal donors"
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