unspeakable Meaning, Definition & Usage

  1. adjective satellite defying expression or description
    indefinable; indescribable; ineffable; untellable; unutterable.
    • indefinable yearnings
    • indescribable beauty
    • ineffable ecstasy
    • inexpressible anguish
    • unspeakable happiness
    • unutterable contempt
    • a thing of untellable splendor
  2. adjective satellite exceptionally bad or displeasing
    dreadful; atrocious; terrible; awful; abominable; painful.
    • atrocious taste
    • abominable workmanship
    • an awful voice
    • dreadful manners
    • a painful performance
    • terrible handwriting
    • an unspeakable odor came sweeping into the room
  3. adjective satellite too sacred to be uttered
    unnameable; ineffable; unutterable.
    • the ineffable name of the Deity

WordNet

Un*speak"a*ble adjective
Etymology
Pref. un- not + speakable.
Definitions
  1. Not speakable; incapable of being uttered or adequately described; inexpressible; unutterable; ineffable; as, unspeakable grief or rage. -- Un*speak"a*bly, adv.
    Ye rejoice with joy unspeakable and full of glory. 1 Pet. i. 8.

Webster 1913