Meaning of unutterable

un•ut•ter•a•ble

Pronunciation: (un-ut'ur-u-bul), [key]
— adj.
  1. not communicable by utterance; unspeakable; beyond expression: unutterable joy.
  2. not utterable; not pronounceable: an unutterable foreign word.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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