Balaenidae balaenid • balaenoid · · · Info · Definitions · Characters · · Balaenidae · · Text Latin · · Script 10 · · Length Definitions · · · (noun) right whales. Synonyms: family Balaenidae. · · Noun Definition 1 Characters · · B latin capital letter b U+0042 a latin small letter a U+0061 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