roil
verb (used with object)
to render (water, wine, etc.) turbid by stirring up sediment.
roiled
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past participleof roil.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof roil.past tense
Used to describe completed actions or previous habitual actions.
roilverb (used with object)to render (water, wine, etc.) turbid by stirring up sediment.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In April, Anthropic roiled the AI world when it said it found that its Mythos tool could outperform humans at some hacking and cybersecurity tasks.
From BBC ● Sep. 12, 2026
Controversy surrounding data center construction has roiled Texas in recent months, fostering a bipartisan coalition of opposition, particularly among rural and suburban residents.
From Salon ● Aug. 3, 2026
Surging oil prices roiled the global economy and prompted the U.S. to eat into oil reserves to bring prices down.
From The Wall Street Journal ● Jul. 29, 2026
If the bicentennial roiled with some of the same tensions Americans feel today, it did benefit from a cultural cohesion that no longer exists.
From Los Angeles Times ● Jul. 1, 2026
The cloud roiled and tumbled, and then it parted for a second.
From "The Amber Spyglass" by Philip Pullman
