The Collaborative International Dictionary of English v.0.48:

Veritable \Ver"i*ta*ble\, a. [F. v['e]ritable. See Verity.]
   Agreeable to truth or to fact; actual; real; true; genuine.
   "The veritable Deity." --Sir W. Hamilton. -- Ver"i*ta*bly,
   adv.
   [1913 Webster]

WordNet (r) 3.0 (2006):

veritable
    adj 1: often used as intensifiers; "a regular morass of
           details"; "a regular nincompoop"; "he's a veritable
           swine" [syn: regular(a), veritable(a)]
    2: not counterfeit or copied; "an authentic signature"; "a bona
       fide manuscript"; "an unquestionable antique"; "photographs
       taken in a veritable bull ring" [syn: authentic, bona
       fide, unquestionable, veritable]

Moby Thesaurus II by Grady Ward, 1.0:

110 Moby Thesaurus words for "veritable":
   aboveboard, absolute, actual, all-embracing, all-encompassing,
   all-out, all-pervading, ascertained, attested, authentic,
   authenticated, bona fide, born, broad-based, categorically true,
   certain, certified, clean, clear, comprehensive, confirmed,
   congenital, consummate, corroborated, de facto, deep-dyed,
   demonstrated, determined, documentary, downright, dyed-in-the-wool,
   effectual, egregious, established, exhaustive, factual,
   fair and square, for real, foursquare, genuine, good-faith,
   historical, honest-to-God, indubitable, intensive, legitimate,
   not in error, objectively true, omnibus, omnipresent, on the level,
   on the square, on the up-and-up, open, open and aboveboard,
   out-and-out, outright, perfect, pervasive, plain, plumb, positive,
   proved, pure, radical, real, regular, sheer, single-hearted,
   square, square-dealing, square-shooting, straight,
   straight-shooting, substantial, substantiated, sure-enough,
   sweeping, thorough, thoroughgoing, through-and-through, total,
   true, true as gospel, truthful, ubiquitous, unconditional,
   unconfuted, undeniable, undenied, undoubted, unerroneous,
   unfallacious, unfalse, universal, unmistaken, unmitigated,
   unqualified, unquestionable, unrefuted, unreserved, unrestricted,
   up-and-up, utter, validated, veracious, verified, very, virtual,
   wholesale