\ ˈrȯi(-ə)l How to pronounce roil (audio) , transitive sense 2 is also ˈrī(-ə)l \
roiled; roiling; roils

Definition of roil

transitive verb

1a : to make turbid by stirring up the sediment or dregs of
b : to stir up : disturb, disorder

intransitive verb

: to move turbulently : be in a state of turbulence or agitation conflicting emotions roiling inside her

Synonyms for roil


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Examples of roil in a Sentence

Financial markets have been roiled by the banking crisis. the waters of the gulf tossed and roiled as the hurricane surged toward the shore
Recent Examples on the Web That increase was quickly reversed, while the 2021 number comes in the second half of the two-year window and as the pandemic continues to roil American society. Annie Sweeney,, 3 Jan. 2022 CFOs continue to manage and lead through historic times, with untold levels of uncertainty continuing to roil the economy and test assumptions. Sonia Webb, Forbes, 4 Nov. 2021 Even if Biden's use of deterrence and diplomacy forestalls a Russian invasion, Ukraine is likely to roil US-Russian relations for some time to come, given Putin's determination to try to stop its increasing affiliation with the West. Aaron David Miller, CNN, 23 Dec. 2021 Federal Reserve Chairman Jerome Powell warned Wednesday about how a widescale cyberattack could roil financial markets. Matt Egan, CNN, 16 Dec. 2021 Others have also cautioned the fast-approaching debt ceiling could roil markets that have soared to all-time highs this year. Billy Bambrough, Forbes, 28 Sep. 2021 Over the past five years, Daniels hasn't stayed still about the divisive political issues that roil the nation. Julie Hinds, Detroit Free Press, 12 Sep. 2021 Kenyatta's visit also comes as a nearly yearlong war in the Tigray region of northern Ethiopia continues to roil the region. Arkansas Online, 15 Oct. 2021 Tokyo Games as the pandemic continues to roil the world. Nathan Fenno, Los Angeles Times, 12 June 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'roil.' 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 roil

1590, in the meaning defined at transitive sense 1a

History and Etymology for roil

origin unknown

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Dictionary Entries Near roil

roi fainéant



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Statistics for roil

Last Updated

24 Jan 2022

Cite this Entry

“Roil.” Dictionary, Merriam-Webster, Accessed 27 Jan. 2022.

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More Definitions for roil



English Language Learners Definition of roil

: to upset (someone or something) very much : to cause (someone or something) to become very agitated or disturbed
: to move in a violent and confused way

More from Merriam-Webster on roil

Nglish: Translation of roil for Spanish Speakers

Britannica English: Translation of roil for Arabic Speakers


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