The Collaborative International Dictionary of English v.0.48:

Intact \In*tact"\, a. [L. intactus; pref. in- not + tactus, p.
   p. of tangere to touch: cf. F. intact. See In- not, and
   Tact, Tangent.]
   Untouched, especially by anything that harms, defiles, or the
   like; uninjured; undefiled; left complete or entire.
   --Buckle.
   [1913 Webster]

         When all external differences have passed away, one
         element remains intact, unchanged, -- the everlasting
         basis of our common nature, the human soul. --F. W.
                                                  Robertson.
   Intactible

WordNet (r) 3.0 (2006):

intact
    adj 1: constituting the undiminished entirety; lacking nothing
           essential especially not damaged; "a local motion keepeth
           bodies integral"- Bacon; "was able to keep the collection
           entire during his lifetime"; "fought to keep the union
           intact" [syn: integral, entire, intact]
    2: (of a woman) having the hymen unbroken; "she was intact,
       virginal" [syn: intact, inviolate]
    3: (used of domestic animals) sexually competent; "an entire
       horse" [syn: entire, intact]
    4: undamaged in any way; "the vase remained intact despit rough
       handling"

Moby Thesaurus II by Grady Ward, 1.0:

153 Moby Thesaurus words for "intact":
   Platonic, abiding, abstinent, budding, callow, celibate,
   changeless, complete, conserved, constant, continent, continuing,
   developed, dewy, durable, enduring, entire, ever-new, evergreen,
   firm, firsthand, fixed, flawless, fledgling, fresh, frozen, full,
   full-fledged, full-grown, full-scale, global, green, growing,
   immature, immobile, immune, immunized, immutable, imperforate,
   impubic, inexperienced, ingenuous, innocent, insured, integral,
   inviolate, juicy, kept, lasting, maiden, maidenly, mature, matured,
   minor, naive, neoteric, nestling, new, new-fledged, original,
   pathless, perfect, permanent, perpetual, persistent, pierceless,
   preserved, pristine, protected, quiescent, raw, remaining, rigid,
   ripe, ripening, safe, safe and sound, sappy, saved, secure,
   sempervirent, solid, sound, spared, stable, static, stationary,
   staying, steadfast, sustained, tender, together, torpid, total,
   trackless, unabbreviated, unadult, unaltered, unbeaten,
   unblemished, unbroken, unchangeable, unchanged, unchanging,
   unchecked, uncut, undamaged, undefiled, underage, undestroyed,
   undeveloped, undiminished, undivided, unexpurgated, unfading,
   unfailing, unfledged, unformed, unhandled, unharmed, unhurt,
   unimpaired, uninjured, unlicked, unmarred, unmellowed,
   unperforated, unpierced, unqualified, unreduced, unripe, unscathed,
   unseasoned, unshifting, unspoiled, unsullied, untainted,
   unthreatened, untouched, untried, untrodden, unused, unvaried,
   unvarying, utter, vernal, vestal, virgin, virginal, wayless,
   well-conserved, whole, young