The Collaborative International Dictionary of English v.0.48:
Verisimilar \Ver`i*sim"i*lar\, a. [L. verisimilis; verus true + similis like, similar. See Very, and Similar.] Having the appearance of truth; probable; likely. "How verisimilar it looks." --Carlyle. [1913 Webster]WordNet (r) 3.0 (2006):
verisimilar adj 1: appearing to be true or real; "a verisimilar tale"