verisimilitude (n.)youdaoicibaDictYouDict[verisimilitude 词源字典]
"appearance of truth or reality, likelihood," c. 1600, from French verisimilitude (1540s), from Latin verisimilitudo "likeness to truth," from veri, genitive of verum, neuter of verus "true" (see very) + similis "like, similar" (see similar). Related: Verisimilar.[verisimilitude etymology, verisimilitude origin, 英语词源]