os palatinum os nasale • os pisiforme · · · Info · Definitions · Synonyms · Characters · · os palatinum · · Text Common · · Latin · · Scripts 12 · · Length 5 · · Syllables Definitions · · · (noun) either of two irregularly shaped bones that form the back of the hard palate and helps to form the nasal cavity and the floor of the orbits. Synonyms: palatine, palatine bone, os palatinum. · · Noun Definition 1 Synonyms · · · palatine · · Synonym 1 palatine bone · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075