roil

verb
\ 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

Keep scrolling for more

Synonyms for roil

Synonyms

boil, churn, moil, seethe

Visit the Thesaurus for More 

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

His brush with death had fazed him less than his roiling dope sickness. Wired, "A Detox Drug Promises Miracles—If It Doesn't Kill You First," 15 Sep. 2019 As Brexit roils the country, at least there are some lessons Britain can still teach. The Economist, "Britain signals an about-turn on immigration," 12 Sep. 2019 These were people who hadn’t caused the crisis now devouring their lives, and there weren’t enough walls and cages to keep them at bay, so the migrations kept roiling the politics of the planet. Bill Mckibben, Time, "Hello From the Year 2050. We Avoided the Worst of Climate Change — But Everything Is Different," 12 Sep. 2019 Back in San Antonio, Parscale’s work for Trump had roiled his firm. Peter Elkind, ProPublica, "The Myths of the “Genius” Behind Trump’s Reelection Campaign," 11 Sep. 2019 Fitch Ratings changed its outlook on Hong Kong’s economy from stable to negative while downgrading the city’s credit rating from AA+ to AA Thursday, as protests have roiled the city for much of three months. Eamon Barrett, Fortune, "China’s Struggles," 7 Sep. 2019 Submit an op-ed at opinion@wired.com More Great WIRED Stories High drama: A cannabis biotech firm roils small growers Are super-automatic espresso machines worth it? Matt Simon, WIRED, "Don't Ask How to Pay for Climate Change. Ask Who," 2 Aug. 2019 The topic of impeachment didn't come up, but the debate reflected the same dynamic now roiling congressional Democrats over that issue. Susan Page, USA TODAY, "Analysis: Spineless moderates? Or fairy-tale progressives? The Democratic debate exposed an ideological rift," 31 July 2019 And two years into his term, he was called up, even as the worst scandal of his administration roiled race relations in the city. Author: Steve Hendrix, Joshua Partlow, Anchorage Daily News, "How Pete Buttigieg went from war protester to ‘packing my bags for Afghanistan’," 29 July 2019

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.

See More

First Known Use of roil

1590, in the meaning defined at transitive sense 1a

History and Etymology for roil

origin unknown

Keep scrolling for more

Learn More about roil

Dictionary Entries near roil

rohun

ROI

roi fainéant

roil

roily

roint

roi-soleil

Statistics for roil

Last Updated

5 Oct 2019

Look-up Popularity

Time Traveler for roil

The first known use of roil was in 1590

See more words from the same year

Keep scrolling for more

More Definitions for roil

roil

verb

English Language Learners Definition of roil

chiefly US
: 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

Keep scrolling for more

More from Merriam-Webster on roil

Rhyming Dictionary: Words that rhyme with roil

Thesaurus: All synonyms and antonyms for roil

Nglish: Translation of roil for Spanish Speakers

Britannica English: Translation of roil for Arabic Speakers

Comments on roil

What made you want to look up roil? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to fake an opponent out of position

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!