- not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- something that is unpredictable: the unpredictables of life.
Origin of unpredictable
SynonymsSee more synonyms on Thesaurus.com
1. erratic, fitful, variable, uncertain.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for unpredictability
The city is too highly regulated and controlled, he insists; creative people need some unpredictability.The End of New York: How One Blog Tracks the Disappearance of a Vibrant City
August 6, 2014
I loved the sound of the music, its excitement and unpredictability.Jazz (The Music of Coffee and Donuts) Has Respect, But It Needs Love
June 15, 2014
The calling card of a late-night talk show is supposed to be unpredictability and danger.In Honor of David Letterman’s Pending Retirement, Watch His Wildest Interviews (VIDEO)
April 3, 2014
Meanwhile, vulnerability, risk, unpredictability, and sudden transformation are the constitutive experiences of human life.Can Heritage Foundation Posterboy Bono Save the GOP?
March 15, 2014
The deal reached to end the shutdown did nothing to address the albatross of unpredictability.The GOP’s Uncertainty Strategy Is Killing the Recovery
October 18, 2013
- not capable of being predicted; changeable
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 unpredictability
Online Etymology Dictionary, © 2010 Douglas Harper