balaenopteridae balaenoptera physalus • Balaenopteridae · · · Info · Definitions · Characters · · balaenopteridae · · Text Latin · · Script 15 · · Length 5 · · Syllables Definitions · · · (noun) rorquals; blue whales. Synonyms: Balaenopteridae, family Balaenopteridae. · · Noun Definition 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074