crassostrea crassness • crassula · · · Info · Definitions · Characters · · crassostrea · · Text Latin · · Script 11 · · Length 3 · · Syllables Definitions · · · (noun) Virginia oysters. Synonyms: Crassostrea, genus Crassostrea. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074