Isuridae isuretine • isuroid · · · Info · Definitions · Characters · · Isuridae · · Text Latin · · Script 8 · · Length Definitions · · · (noun) in some classifications another name for the family Lamnidae. Synonyms: family Isuridae. · · Noun Definition 1 Characters · · I latin capital letter i U+0049 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 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075