triquetral triquetra • triquetral bone · · · Info · Definitions · Synonyms · Characters · · triquetral · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) a wrist bone that articulates with the pisiform and hamate and lunate bones. Synonyms: triquetral bone, os triquetrum, cuneiform bone, pyramidal bone. · · Noun Definition 1 Synonyms · · · triquetral bone · · Synonym 1 os triquetrum · · Synonym 2 cuneiform bone · · Synonym 3 pyramidal bone · · Synonym 4 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C q latin small letter q U+0071 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075