unpredictable

[ uhn-pri-dik-tuh-buhl ]
/ ˌʌn prɪˈdɪk tə bəl /
|

adjective

not predictable; not to be foreseen or foretold: an unpredictable occurrence.

noun

something that is unpredictable: the unpredictables of life.

Nearby words

  1. unpracticable,
  2. unpractical,
  3. unpracticed,
  4. unpractised,
  5. unprecedented,
  6. unprejudiced,
  7. unpremeditated,
  8. unprepared,
  9. unprepossessing,
  10. unpretentious

Origin of unpredictable

First recorded in 1855–60; un-1 + predictable

SYNONYMS FOR unpredictable
Related formsun·pre·dict·a·bil·i·ty, un·pre·dict·a·ble·ness, nounun·pre·dict·a·bly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for unpredictableness

unpredictable

/ (ˌʌnprɪˈdɪktəbəl) /

adjective

not capable of being predicted; changeable
Derived Formsunpredictability or unpredictableness, noununpredictably, 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

Word Origin and History for unpredictableness

unpredictable

adj.

1857, from un- (1) "not" + predictable. Related: Unpredictably; unpredictability.

Online Etymology Dictionary, © 2010 Douglas Harper