intangible

intangible
    adj 1: (of especially business assets) not having physical
           substance or intrinsic productive value; "intangible
           assets such as good will" [ant: {tangible}]
    2: incapable of being perceived by the senses especially the
       sense of touch; "the intangible constituent of energy"- James
       Jeans [syn: {intangible}, {impalpable}] [ant: {tangible},
       {touchable}]
    3: hard to pin down or identify; "an intangible feeling of
       impending disaster"
    4: lacking substance or reality; incapable of being touched or
       seen; "that intangible thing--the soul" [syn: {intangible},
       {nonphysical}]
    n 1: assets that are saleable though not material or physical
         [syn: {intangible}, {intangible asset}]
    

Intangible \In*tan"gi*ble\, a. [Pref. in- not + tangible: cf. F.
   intangible.]
   Not tangible; incapable of being touched; not perceptible to
   the touch; impalpable; imperceptible. --Bp. Wilkins.
   [1913 Webster]

         A corporation is an artificial, invisible, intangible
         being.                                   --Marshall.
   -- {In*tan"gi*ble*ness}, n. -- {In*tan"gi*bly}, adv.
   [1913 Webster]
    

78 Moby Thesaurus words for "intangible":
      aerial, aeriform, airy, asomatous, astral, atomic, bodiless,
      corpuscular, decarnate, decarnated, dim, discarnate, disembodied,
      eluding, elusive, embryonic, ethereal, evanescent, evasive,
      extramundane, fleeting, germinal, ghostly, granular, immaterial,
      impalpable, imperceptible, imponderable, imprecise, inappreciable,
      incorporate, incorporeal, indefinite, indiscernible, infinitesimal,
      insensible, insubstantial, invisible, microcosmic, microscopic,
      molecular, nonmaterial, nonphysical, nonsubstantial, obscure,
      occult, otherworldly, phantom, psychic, rare, shadowy, slender,
      slight, spiritual, subatomic, supernatural, tenuous, thin,
      transmundane, ultramicroscopic, unapparent, unappreciable,
      unconcrete, unearthly, unembodied, unextended, unfleshly,
      unobservable, unperceivable, unphysical, unseeable, unsolid,
      unsubstanced, unsubstantial, unworldly, vague, vaporous,
      weightless