1.
[syn: indefinable, indescribable, ineffable, unspeakable, untellable, unutterable]
The Collaborative International Dictionary of English v.0.48:
Indescribable \In`de*scrib"a*ble\, a.
Incapable of being described.
[1913 Webster]
WordNet (r) 3.0 (2006):
indescribable
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]