\Ver`i*si*mil"i*tude\, n. [L. verisimilitudo: cf. OF. verisimilitude. See {Verisimilar}.] The quality or state of being verisimilar; the appearance of truth; probability; likelihood. Verisimilitude and opinion are an easy purchase; but true knowledge is dear and difficult. --Glanvill. All that gives verisimilitude to a narrative. --Sir. W. Scott.