[ uhn-uht-er-uh-buh l ]
/ ʌnˈʌt ər ə bəl /


not communicable by utterance; unspeakable; beyond expression: unutterable joy.
not utterable; not pronounceable: an unutterable foreign word.


Discover The Influence Of Portuguese On English Via This Quiz!
We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. Do you know what they mean?
Question 1 of 11
Which of the following bird names traces its immediate origin to Portuguese?

Origin of unutterable

1580–90; un-1 + utterable

OTHER WORDS FROM unutterable

un·ut·ter·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for unutterably

British Dictionary definitions for unutterably

/ (ʌnˈʌtərəbəl) /


incapable of being expressed in words

Derived forms of unutterable

unutterableness, noununutterably, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012