straightened; straightening ˈstrāt-niŋ How to pronounce straighten (audio)
ˈstrā-tᵊn-iŋ
Synonyms of straightennext

transitive verb

1
: to make straight
usually used with out
straightened out his legs
2
: to make neat or tidy
usually used with up or out
straightened up the room
straightened out the papers

intransitive verb

: to become straight
usually used with up or out
stopped slouching and straightened up
The river curves and then straightens out.
straightener noun

Examples of straighten in a Sentence

He straightened the bent antenna. The drooping flowers straightened in the rain.
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.
In addition, the crossguard was straightened and oval-shaped. David Szondy august 30, New Atlas, 30 Aug. 2026 Her hair is still red, but now straightened and shortened into a bob; the curly and queenly aura is now history in favor of something that is even h-o-t-t-e-r-t-o-go. Chris Willman, Variety, 30 Aug. 2026 Minimize Heat Exposure To protect against heat damage, Walker-Rodgers suggests always using a heat protectant spray or cream before blowing out, curling, or straightening your hair. Sarah Madaus, InStyle, 30 Aug. 2026 Others in group were skilled at straightening delicate headstones in a way that prevents damage, said former American Legion Auxiliary National President Lisa Williamson. Caroline Neal, Louisville Courier Journal, 28 Aug. 2026 See All Example Sentences for straighten

Word History

First Known Use

1525, in the meaning defined at transitive sense

Time Traveler
The first known use of straighten was in 1525

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Cite this Entry

“Straighten.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/straighten. Accessed 2 Sep. 2026.

Kids Definition

straightened; straightening ˈstrāt-niŋ How to pronounce straighten (audio)
-ᵊn-iŋ
: to make or become straight
usually used with up or out
straighten up a room
straightened out the problem
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