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
-
Whey protein isolate, a more refined vesion that contains at least 90% protein, is 150% more expensive than last year, the company said.—
Dee-Ann Durbin,
Fortune,
14 June 2026 -
It is widely accepted that a teaspoon of productive soil generally contains between 100 million and one billion bacteria, thus the name and rallying cry of the Forum.—
Louise Schiavone,
Forbes.com,
14 June 2026
Verb
-
Whoever controls those constraints—chips, electricity, grid capacity, and digital infrastructure—will have disproportionate influence over global growth.—
Ken Silverstein,
Forbes.com,
14 June 2026
-
Musk controls over 82% of voting power at SpaceX, giving him virtually complete control over the board.—
Lora Kolodny,Ari Levy,
CNBC,
11 June 2026
Verb
-
Researchers at the University of Pittsburgh School of Medicine engineered the harmless eye-dwelling microbe Corynebacterium mastitidis to secrete interleukin-10 (IL-10), a protein that regulates inflammation and supports wound healing.—
Samantha Agate,
Kansas City Star,
16 June 2026
-
How the Living Eye Drops Work The Pitt team engineered Corynebacterium mastitidis, a benign microbe that already resides under the eyelid, to continuously secrete interleukin-10 (IL-10), a small protein that regulates inflammation.—
Samantha Agate,
Charlotte Observer,
16 June 2026
Verb
-
In a paper published in the Device journal this week, the team detailed how the device lowers the activity of harmful genes in infectious bacteria, and curbs their growth.—
New Atlas,
New Atlas,
31 Oct. 2024
Verb
-
Pace’s pass-rush potential keeps him in the fold, but Flores prefers not to play him on passing downs.—
Alec Lewis,
New York Times,
16 June 2026
-
The microbe lives under the eyelid and keeps producing the anti-inflammatory protein over time.—
Samantha Agate,
Kansas City Star,
16 June 2026
Verb
-
The result is an economic model that favors producers, restrains consumers, and floods international markets with supercheap exports, including steel, solar panels, and electric vehicles.—
Michael Schuman,
The Atlantic,
3 June 2026
-
At certain points in the novel, that distance calcifies and restrains his writing.—
Taran Dugal,
New Yorker,
4 Mar. 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 18 Jun. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
