tighten

verb

tight·​en ˈtī-tᵊn How to pronounce tighten (audio)
tightened; tightening ˈtīt-niŋ How to pronounce tighten (audio)
ˈtī-tᵊn-iŋ
Synonyms of tightennext

intransitive verb

: to become tight or tighter
tightener
ˈtīt-nər
ˈtī-tᵊn-ər How to pronounce tighten (audio)
noun
see also:

Examples of tighten in a Sentence

She tightened her hold on the handle. tighten the straps on the backpack so that the load doesn't shift while hiking
Recent Examples on the Web
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.
Iran has also moved to tighten its grip on the Strait of Hormuz, a vital global energy chokepoint, raising fears of prolonged disruptions to oil and gas shipments. Sam Stevenson, MSNBC Newsweek, 1 Apr. 2026 Aside from the eye-watering increase in the price of oil, making many flights unprofitable, European media are warning of potential jet fuel shortages in parts of Europe and Asia, raising concerns that some routes could become harder to operate if supplies tighten. The Editorial Board, Chicago Tribune, 1 Apr. 2026 Elevated cortisol further disrupts the hormones already in flux, and the cycle tightens over time. Allison Palmer, Kansas City Star, 1 Apr. 2026 That same year, the State Department tightened visa rules to allow officials to deny entry to applicants suspected of seeking to give birth in the United States. Antonio María Delgado, Miami Herald, 1 Apr. 2026 See All Example Sentences for tighten

Word History

First Known Use

circa 1727, in the meaning defined at transitive sense

Time Traveler
The first known use of tighten was circa 1727

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Cite this Entry

“Tighten.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tighten. Accessed 2 Apr. 2026.

Kids Definition

tighten

verb
tight·​en ˈtīt-ᵊn How to pronounce tighten (audio)
tightened; tightening ˈtīt-niŋ How to pronounce tighten (audio)
-ᵊn-iŋ
: to make or become tight or tighter
tightener
-nər How to pronounce tighten (audio)
-ᵊn-ər
noun

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