Brachyura brachytypous • brachyural · · · Info · Definitions · Characters · · Brachyura · · Text Latin · · Script 9 · · Length Definitions · · · (noun) an order of crustaceans (including true crabs) having a reduced abdomen folded against the ventral surface. Synonyms: suborder Brachyura. · · Noun Definition 1 Characters · · B latin capital letter b U+0042 a latin small letter a U+0061 c latin small letter c U+0063 h latin small letter h U+0068 r latin small letter r U+0072 u latin small letter u U+0075 y latin small letter y U+0079