widen

verb

wid·​en ˈwī-dᵊn How to pronounce widen (audio)
widened; widening ˈwīd-niŋ How to pronounce widen (audio)
ˈwī-dᵊn-iŋ

transitive verb

: to increase the width, scope, or extent of
widen a road
widen an investigation

intransitive verb

: to become wide or wider
a widening gap
widener
ˈwīd-nər How to pronounce widen (audio)
ˈwī-dᵊn-ər
noun

Examples of widen in a Sentence

The city is going to widen the road. They plan to widen the investigation. Her eyes widened in surprise. They went swimming at a spot where the river widens. The scope of the investigation has widened.
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.
The glaciers' retreats have changed the landscape significantly, widening lakes and producing new bodies of water, proglacial lakes, a growing pool of meltwater. Kenna Hughes-Castleberry, Space.com, 22 Oct. 2025 Technology should not widen the gap between care and the people who need it. Scott R. Schell, MSNBC Newsweek, 22 Oct. 2025 Lund also recently departed his other board chair position — from energy giant BP Plc — after the gap between BP and its peers widened. Dave Smith, Fortune, 21 Oct. 2025 While young men are increasingly leaning to the far right, young women are moving further to the left, creating a widening ideological divide. Angela Velasquez, Sourcing Journal, 21 Oct. 2025 See All Example Sentences for widen

Word History

First Known Use

1566, in the meaning defined at transitive sense

Time Traveler
The first known use of widen was in 1566

Cite this Entry

“Widen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/widen. Accessed 23 Oct. 2025.

Kids Definition

widen

verb
wid·​en ˈwīd-ᵊn How to pronounce widen (audio)
widened; widening ˈwīd-niŋ How to pronounce widen (audio)
-ᵊn-iŋ
: to make or become wide or wider : broaden

More from Merriam-Webster on widen

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!