unpredictable

adjective

un·​pre·​dict·​able ˌən-pri-ˈdik-tə-bəl How to pronounce unpredictable (audio)
: 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
unpredictably adverb
changes that occur unpredictably
unpredictability noun
the unpredictability of the weather

Examples of unpredictable in a Sentence

unpredictable spring weather that makes it really hard to know what to wear
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
However, logistical challenges, such as unpredictable weather, play a role in these considerations. Thomas G. Moukawsher, Newsweek, 17 Dec. 2024 Success, the author argues, is primarily the product of unpredictable social processes, support from famous sponsors, and a perfect match with the zeitgeist. Christian Stadler, Forbes, 16 Dec. 2024 Lofoten mountain biking trails Though known for unpredictable weather year-round, the islands are driest May through August and get drenched in October. Alexandra Gillespie, Outside Online, 16 Dec. 2024 On the one hand, the month and a half post-election can seem like decades, as D.C.’s political class awaits the unpredictable transition of power. Hanna Trudo, The Hill, 15 Dec. 2024 See all Example Sentences for unpredictable 

Word History

First Known Use

1840, in the meaning defined above

Time Traveler
The first known use of unpredictable was in 1840

Dictionary Entries Near unpredictable

Cite this Entry

“Unpredictable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unpredictable. Accessed 21 Dec. 2024.

Kids Definition

unpredictable

adjective
un·​pre·​dict·​able
ˌən-pri-ˈdik-tə-bəl
: not predictable
unpredictability
-ˌdik-tə-ˈbil-ət-ē
noun
unpredictably
-ˈdik-tə-blē
adverb

More from Merriam-Webster on unpredictable

Last Updated: - Updated example sentences
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