[ uhn-noh-uh-buh l ]
/ ʌnˈnoʊ ə bəl /


not knowable; incapable of being known or understood.


something that is unknowable.
the Unknowable, the postulated reality lying behind all phenomena but not cognizable by any of the processes by which the mind cognizes phenomenal objects.

Origin of unknowable

Middle English word dating back to 1325–75; see origin at un-1, knowable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for unknowable

British Dictionary definitions for unknowable (1 of 2)

/ (ʌnˈnəʊəbəl) /


incapable of being known or understood
  1. beyond human understanding
  2. (as noun)the unknowable

Derived forms of unknowable

unknowableness or unknowability, noununknowably, adverb

British Dictionary definitions for unknowable (2 of 2)

/ (ʌnˈnəʊəbəl) /


the Unknowable philosophy the ultimate reality that underlies all phenomena but cannot be known
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