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Synonyms

widen

American  
[wahyd-n] / ˈwaɪd n /

verb (used with or without object)

  • widens,
    present (3rd person singular)
  • widened,
    past participle,  past
  • widening
    present participle
  1. to make or become wide or wider; broaden; expand.


widen British  
/ ˈwaɪdən /

verb

  1. to make or become wide or wider

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Etymology

Origin of widen

First recorded in 1600–10; wide + -en 1

Explanation

When you made something broader or more open, you widen it. In order to add bike lanes on your street, the city may need to widen it. Your friend's smile will undoubtedly widen when you hand him a chocolate cupcake — in other words, what starts as a grin gets bigger and wider. A scholar who widens her area of expertise adds subjects to her research, and your dinner options widen when two great new restaurants open in your town.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The report delivers a stark warning, too: "AI could widen gaps between countries, increase inequality within them, concentrate market power, weaken trust in public institutions, and create new risks for safety, rights, and social cohesion."

From Barron's Aug. 4, 2026

Davies added they would be looking to widen footpaths and create fire breaks going forward, but asked any future visitors to stay off the burnt area.

From BBC Jul. 31, 2026

According to the model, they can widen by about 3 to 10 centimeters each year.

From Science Daily Jul. 25, 2026

That’s because the spread can widen even as Treasury rates rise, so long as high-yield spreads rise even further.

From MarketWatch Jul. 24, 2026

Ama’s eyes widen, and she examines the path of flowers.

From "Kwame Crashes the Underworld" by Craig Kofi Farmer

The move into San Diego and three other cities widens the gap between Waymo and its competitors in the robotaxi race.

From Los Angeles Times Jul. 9, 2026

It’s only made me realize that one of the great joys of owning a pet is that you develop your own way of communicating, in a way that widens your vocabulary.

From Slate Jun. 20, 2026

If the race for nuclear weapons widens and accelerates, the region will become more unstable, heightening risks for the entire world.

From The Wall Street Journal Jun. 7, 2026

This means that its net interest margin widens when short-term rates rise.

From MarketWatch Apr. 9, 2026

We back into a table, and the Boo Hag’s grin widens.

From "The Manifestor Prophecy" by Angie Thomas

But it continued to work because traders shifted to focus on 2-year bond yields, where the gap widened a bit this year amid a cautious tone from the BOJ and expectations of Fed rate rises.

From The Wall Street Journal Aug. 6, 2026

The carrier’s net loss widened to $247 million in the second quarter, from a loss of $74 million in the same period in 2025.

From The Wall Street Journal Jul. 29, 2026

Following Alphabet’s results and its announcement that spending would increase, its stock fell sharply, and its CDS spread widened.

From MarketWatch Jul. 28, 2026

The search area was widened to the entire city as thousands of police, including officers from surrounding German states, joined the search.

From BBC Jul. 26, 2026

A fish broke water in a twinkle of silver scales; the ripples widened until the last of them lapped gently at the shore.

From "The Book of Three" by Lloyd Alexander

He had raised the dam’s height mid-construction, without widening the base to support the extra water pressure.

From Los Angeles Times Aug. 6, 2026

But the country is also witnessing a widening wealth gap.

From Barron's Aug. 4, 2026

There are already signs that the conflict is widening.

From BBC Jul. 30, 2026

The unit, which is on track to exceed $1 billion in annualized revenue run rate by the end of the year, is also widening its scope, adding offerings such as engineering and design.

From The Wall Street Journal Jul. 24, 2026

Their big yellow eyes surveyed the fire brigade, squinting and widening again.

From "Dactyl Hill Squad" by Daniel José Older

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