odonymEtymologyFrom Ancient Greek ὁδός (hodós, “road”) + ὄνυμα (ónuma, “name”), equivalent to odo- + -onym. Compare French odonyme and Italian odonimo.odonym means an identifying name given to a street; a street name. Lexicurio rates it Rare gem — a strength score of 77 out of 100.nounAn identifying name given to a street; a street name.