Xenosauridae xenosaurid • xenosauroid · · · Info · Definitions · Characters · · Xenosauridae · · Text Latin · · Script 12 · · Length Definitions · · · (noun) monotypic family of Mexican lizards. Synonyms: family Xenosauridae. · · Noun Definition 1 Characters · · X latin capital letter x U+0058 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 s latin small letter s U+0073 u latin small letter u U+0075