unpredictable

adjective
un·​pre·​dict·​able | \ ˌən-pri-ˈdik-tə-bəl How to pronounce unpredictable (audio) \

Definition of unpredictable

: not predictable: such as
a : not able to be known or declared in advance unpredictable weather
b : tending to behave in ways that cannot be predicted an unpredictable boss

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Other Words from unpredictable

unpredictably \ ˌən-​pri-​ˈdik-​tə-​blē How to pronounce unpredictably (audio) \ adverb
changes that occur unpredictably
unpredictability \ ˌən-​pri-​ˌdik-​tə-​ˈbi-​lə-​tē How to pronounce unpredictability (audio) \ noun
the unpredictability of the weather

Examples of unpredictable in a Sentence

Recent Examples on the Web

And those changes are unpredictable -- and not necessarily beneficial to the United States. Chris Cillizza, CNN, "The absolute chaos of Donald Trump's G7 meeting (and what it means moving forward)," 11 June 2018 And even though the Beach Boys currently operate in multiple touring incarnations, with decades of acrimony and creative differences keeping their story as unpredictable as ever, there’s a boyish wonder between them. Morgan Enos, Billboard, "The Beach Boys Reflect on Their Royal Philharmonic Collaboration: 'It's Like a Punctuation Mark on an Entire Career'," 8 June 2018 And one thing that is usually unpredictable is the weather. Teen Vogue, "These 12 Beauty Products Are Just As Important As Your Coachella Outfits," 9 Apr. 2019 Cleveland’s offense was unpredictable, imaginative and wide-open under Kitchens last season. Tom Withers, The Seattle Times, "Browns’ Kitchens hanging on to play-calling duties as coach," 14 Jan. 2019 The public's anger is partially responsible for making this year's campaign the most unpredictable in years for Brazil, and the attack could lead to another seismic shift. Fox News, "Stabbing of a leading Brazilian candidate could reshape race," 7 Sep. 2018 Audience habits became more spontaneous and unpredictable in the new millennium, and the Great Recession ate into subscriptions and ticket sales in general. Scott Timberg, Los Angeles Magazine, "These Venues and Programmers Have Turned L.A. Into a World-Class Performing Arts Town," 13 June 2018 Such questions are hardly new, but Albertine’s willingness to probe them unflinchingly makes her book unpredictable, bracing, and engrossing. Joanna Scutts, The New Republic, "Viv Albertine’s Punk Memories," 10 May 2018 Drivers didn't like it when Talladega Superspeedway was an elimination race because the Alabama track can be so unpredictable. Fox News, "NASCAR's radical 'roval' race in Charlotte could be the event of the year," 27 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unpredictable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of unpredictable

1840, in the meaning defined above

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Statistics for unpredictable

Last Updated

26 Apr 2019

Look-up Popularity

Time Traveler for unpredictable

The first known use of unpredictable was in 1840

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More Definitions for unpredictable

unpredictable

adjective

English Language Learners Definition of unpredictable

: not capable of being known before happening or being done
: not always behaving in a way that is expected

unpredictable

adjective
un·​pre·​dict·​able | \ ˌən-pri-ˈdik-tə-bəl\

Kids Definition of unpredictable

: impossible to predict The king was a completely unpredictable tyrant.— Brian Jacques, Redwall

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