untellable

from WordNet (r) 3.0 (2006)
untellable
    adj 1: defying expression or description; "indefinable
           yearnings"; "indescribable beauty"; "ineffable ecstasy";
           "inexpressible anguish"; "unspeakable happiness";
           "unutterable contempt"; "a thing of untellable splendor"
           [syn: {indefinable}, {indescribable}, {ineffable},
           {unspeakable}, {untellable}, {unutterable}]