as in to contain
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
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for rein (in)
Verb
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The current edition, DSM-5-TR, contains more than 300 distinct mental disorders such as schizophrenia, obsessive compulsive disorder and alcohol use disorder.—
Jen Christensen,
CNN Money,
28 Jan. 2026 -
Electronic waste from phones, laptops and more contains high concentrations of valuable metals such as lithium, cobalt, nickel, manganese, copper, gold and silver.—
Kristen Edgreen Kaufman,
Forbes.com,
27 Jan. 2026
Verb
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For governments, regulating the accelerating pace of the entire ecosystem poses the greatest threats.—
Dean DeBiase,
Forbes.com,
24 Jan. 2026
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Its anti-aging properties help prevent the formation of fine lines, improve overall luminosity, and regulate excess melanin production—one of the main causes of dark spots.—
Beatrice Zocchi,
Vogue,
23 Jan. 2026
Verb
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Prosecutors reject that claim, saying the decision was based on the strength of the evidence, Utah law and a desire to curb speculation and misinformation in a case that immediately drew national and international attention.—
Stepheny Price,
FOXNews.com,
13 Jan. 2026
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There has long been interest in curbing fees, and bipartisan bills to cap credit card interest rates at 10% have previously been introduced, highlighting potential appetite for the move.—
Tasmin Lockwood,
CNBC,
12 Jan. 2026
Verb
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The lawsuit accused Reina of secretly opening and controlling corporate credit cards and using station funds to pay mortgage and property tax bills on his West Sacramento home.—
Ishani Desai,
Sacbee.com,
30 Jan. 2026
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According to a 2020 study published in Nature Communications, which compared populations from different vent fields, the scaly-foot gastropod’s iron sulfide mineralization is biologically controlled and tied to gene expression.—
Scott Travers,
Forbes.com,
30 Jan. 2026
Verb
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Senate Minority Leader Chuck Schumer, D-New York, said in a statement after a Border Patrol agent shot and killed a 37-year-old man that Senate Democrats won't support keeping the government fully open while also funding DHS.—
Natalie Neysa Alund,
USA Today,
25 Jan. 2026
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Once the snow starts falling, keep all outside vents clear of snow.—
Matt Schooley,
CBS News,
25 Jan. 2026
Verb
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That officer then turns his attention to the group of officers trying to restrain Pretti.—
Yahya Abou-Ghazala,
CNN Money,
30 Jan. 2026
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Notwithstanding a temperament ill-suited for hand-to-hand combat, Jefferson was unable to restrain himself from pushing his grand recipe for public happiness.—
Literary Hub,
Literary Hub,
29 Jan. 2026
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Cite this Entry
“Rein (in).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rein%20%28in%29. Accessed 1 Feb. 2026.
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