Ostrea ostrea • ostreaceous · · · Info · Definitions · Characters · · Ostrea · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (noun) type genus of the family Ostreidae. Synonyms: genus Ostrea. · · Noun Definition 1 Characters · · O latin capital letter o U+004F a latin small letter a U+0061 e latin small letter e U+0065 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074