The Collaborative International Dictionary of English v.0.48:

Untouched \Untouched\
   See touched.

WordNet (r) 3.0 (2006):

untouched
    adj 1: still full; "an untouched cocktail in her hand" [syn:
           untouched, untasted]
    2: not influenced or affected; "stewed in its petty
       provincialism untouched by the brisk debates that stirred the
       old world"- V.L.Parrington; "unswayed by personal
       considerations" [syn: uninfluenced, unswayed,
       untouched]
    3: not having come in contact [ant: touched]
    4: emotionally unmoved; "always appeared completely unmoved and
       imperturbable" [syn: unmoved(p), unaffected, untouched]
       [ant: affected, moved(p), stirred, touched]

Moby Thesaurus II by Grady Ward, 1.0:

155 Moby Thesaurus words for "untouched":
   able, artless, bright, callous, callow, dewy, enigmatic, entire,
   ever-new, evergreen, extra, firsthand, flawless, fledgling, fresh,
   good, green, hard, hardened, harmless, held back, held in reserve,
   held out, immature, immune, immunized, impenitent, in abeyance,
   in hand, in the raw, inartificial, incalculable, incognizable,
   insolent, insured, intact, inviolate, maiden, maidenly, mint,
   mysterious, native, natural, neoteric, nestling, new, obdurate,
   original, perfect, pristine, protected, put aside, put by,
   puzzling, raw, reserve, safe, safe and sound, saved, scatheless,
   sealed, secure, sempervirent, sound, spare, stored, strange,
   suspended, to spare, unabject, unaffected, unanimated, unapparent,
   unapplied, unapprehended, unascertained, unbeaten, unbeknown,
   unblemished, unbroken, unbruised, uncharted, unclassified,
   unconsumed, uncontrite, undamaged, undefaced, undeformed,
   undemolished, undestroyed, undeveloped, undisclosed,
   undiscoverable, undiscovered, undivulged, unemployed, unexercised,
   unexpended, unexplained, unexplored, unexposed, unfaded,
   unfamiliar, unfathomed, unfledged, unhandled, unharmed, unheard,
   unheard-of, unhurt, unidentified, unimpaired, unimpressed,
   uninjured, uninspired, uninvestigated, unknowable, unknown,
   unmaimed, unmangled, unmarked, unmarred, unmelted, unmoved,
   unperceived, unplumbed, unrepentant, unrepenting, unrevealed,
   unruffled, unscarred, unscathed, unscratched, unshattered,
   unsoftened, unspent, unspoiled, unstirred, unstruck, unsullied,
   unsuspected, untapped, unthreatened, untorn, untried, untrodden,
   unused, unutilized, unwithered, unworn, vernal, virgin, virginal,
   waived, young