ineffable   (Sound)

The adj ineffable has 2 senses

• indefinable, indescribable, ineffable, unspeakable, untellable, unutterable -- (defying expression or description; "indefinable yearnings"; "indescribable beauty"; "ineffable ecstasy"; "inexpressible anguish"; "unspeakable happiness"; "unutterable contempt"; "a thing of untellable splendor")


• ineffable, unnameable, unspeakable, unutterable -- (too sacred to be uttered; "the ineffable name of the Deity")