vireonidae vireo • vireonine · · · Info · Definitions · Characters · · vireonidae · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) small insectivorous American songbirds. Synonyms: Vireonidae, family Vireonidae. · · Noun Definition 1 Characters · · 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 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 v latin small letter v U+0076