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Synonyms

brighten

American  
[brahyt-n] / ˈbraɪt n /

verb (used with or without object)

  1. to become or make bright or brighter.

    Synonyms:
    hearten, lift, gladden, cheer, lighten
    Antonyms:
    sadden, deject, darken

brighten British  
/ ˈbraɪtən /

verb

  1. to make or become bright or brighter

  2. to make or become cheerful

"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

Other Word Forms

  • brightener noun
  • rebrighten verb
  • unbrightened adjective

Etymology

Origin of brighten

First recorded in 1250–1300, brighten is from the Middle English word brightnen. See bright, -en 1

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.

As the stolen material builds up, it can ignite in a runaway nuclear reaction, triggering a sudden brightening in the sky.

From Science Daily

Barron’s recently spoke with Curtin about how today’s tech innovations will continue to brighten the outlook for markets and the economy, and how the firm is guiding its clients.

From Barron's

It could be a sign the market expects the oil picture to improve—countries won’t add supply forever and demand could easily brighten—or at least not get any worse.

From Barron's

Or a sturdy stew: a can of tomatoes, an errant link of sausage, a handful of chickpeas, all brightened with greens that need a home.

From Salon

There’s a whisper of lemon or lime that brightens without shouting, and sugar that amplifies sweetness rather than dominating it, leaving the peach as the undeniable star.

From Salon