unpredictable

[ uhn-pri-dik-tuh-buhl ]
See synonyms for unpredictable on Thesaurus.com
adjective
  1. not predictable; not to be foreseen or foretold: an unpredictable occurrence.

noun
  1. something that is unpredictable: the unpredictables of life.

Origin of unpredictable

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

Other words for unpredictable

Other words from unpredictable

  • un·pre·dict·a·bil·i·ty, un·pre·dict·a·ble·ness, noun
  • un·pre·dict·a·bly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for unpredictable

unpredictable

/ (ˌʌnprɪˈdɪktəbəl) /


adjective
  1. not capable of being predicted; changeable

Derived forms of unpredictable

  • unpredictability or unpredictableness, noun
  • unpredictably, 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