lunate bone lunate • lunatellus · · · Info · Definitions · Synonyms · Characters · · lunate bone · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) one of the eight small wrist bones. Synonyms: lunate bone, semilunar bone, os lunatum. · · Noun Definition 1 Synonyms · · · semilunar bone · · Synonym 1 os lunatum · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 u latin small letter u U+0075