as in contains
to keep from exceeding a desirable degree or level (as of expression)
try to rein in your spending, so you have some money left for saving
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for reins (in)
Verb
-
Dark red markings on a gray panel, meanwhile, typically indicate that the ammunition contains an irritant or riot-control agent.—
Bojan Stojkovski,
Interesting Engineering,
8 Mar. 2026 -
Her Amazon cart contains the ageless, expensive-looking building blocks of any cool girl’s closet.—
Annie Blackman,
InStyle,
8 Mar. 2026
Verb
-
The team from the Oak Ridge National Laboratory (ORNL), working with scientists from The Ohio State University and Amphenol Corporation found that the new method controls heat flow in solid materials by using an electric field.—
Prabhat Ranjan Mishra,
Interesting Engineering,
9 Mar. 2026
-
Pezeshkian's message, seemingly recorded in a hurry, underlined the limited powers exercised by the theocracy's leaders over the paramilitary Revolutionary Guard, which controls the hundreds of ballistic missiles targeting Israel and other countries.—
Arkansas Online,
Arkansas Online,
8 Mar. 2026
Verb
-
Insulin is a hormone that regulates blood sugar.—
Merve Ceylan,
Health,
8 Mar. 2026
-
Prasad's time as the FDA's top vaccine and biotech regulator has been marked by a series of similar disputes with the companies the agency regulates.—
CBS News,
CBS News,
7 Mar. 2026
Verb
-
Ryan Coogler’s screenplay keeps every one of its promises.—
Amy Nicholson,
Los Angeles Times,
10 Mar. 2026
-
And as lawyers continue reviewing records one case at a time, advocates say the clock keeps ticking, not just on legal filings, but on the lives of families who may never see those cases resolved.—
Laura Rodríguez Presa,
Chicago Tribune,
9 Mar. 2026
Verb
-
At certain points in the novel, that distance calcifies and restrains his writing.—
Taran Dugal,
New Yorker,
4 Mar. 2026
-
And most of the officials agreed that the Fed’s key rate is close to a level that neither stimulates nor restrains the economy.—
Christopher Rugaber,
Los Angeles Times,
19 Feb. 2026
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.
Cite this Entry
“Reins (in).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/reins%20%28in%29. Accessed 11 Mar. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
