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Definition of flatnext
1
as in exact
being neither more nor less than a certain amount, number, or extent industrial growth has been a flat two percent for each of the last four quarters

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Antonyms & Near Antonyms

2
as in boring
causing weariness, restlessness, or lack of interest a flat portrayal of Benjamin Franklin in the new TV series

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Antonyms & Near Antonyms

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flat

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adverb

flat

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noun

chiefly British

Synonym Chooser

How does the adjective flat contrast with its synonyms?

Some common synonyms of flat are even, level, plane, and smooth. While all these words mean "having a surface without bends, curves, or irregularities," flat applies to a surface devoid of noticeable curvatures, prominences, or depressions.

the work surface must be flat

When would even be a good substitute for flat?

In some situations, the words even and flat are roughly equivalent. However, even applies to a surface that is noticeably flat or level or to a line that is observably straight.

trim the hedge so it is even

When is it sensible to use level instead of flat?

The words level and flat can be used in similar contexts, but level applies to a horizontal surface that lies on a line parallel with the horizon.

the vast prairies are nearly level

Where would plane be a reasonable alternative to flat?

While in some cases nearly identical to flat, plane applies to any real or imaginary flat surface in which a straight line between any two points on it lies wholly within that surface.

the plane sides of a crystal

When is smooth a more appropriate choice than flat?

The words smooth and flat are synonyms, but do differ in nuance. Specifically, smooth applies especially to a polished surface free of irregularities.

a smooth skating rink

Example Sentences

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.
Recent Examples of flat
Adjective
Sales were essentially flat in April, but accelerated in May to their fastest pace since December. ABC News, 25 June 2026 This is a smaller barrel structure with a flat step. Maggie Donahue, Health, 25 June 2026
Adverb
In other words, the fairly flat-looking AI creations may have gotten a boost from the generous lighting of a real art gallery. Stephanie Pappas, Scientific American, 14 May 2026 Raya remained active on his feet and fully connected to the play rather than becoming flat-footed or falling backwards as the ball travelled through the crowd. Matt Pyzdrowski, New York Times, 10 May 2026
Noun
Known for its flats and slides, Birdies even found favor from Meghan Markle, the Duchess of Sussex, who wore her black velvet Starlings on a two-day Disneyland trip with husband Prince Harry and their two kids to celebrate daughter Lilibet’s fourth birthday in June 2025. Vicki M. Young, Footwear News, 17 June 2026 Easily style these pants with sneakers, ballet flats, sandals, or loafers. Caroline Hughes, Travel + Leisure, 17 June 2026 See All Example Sentences for flat
Recent Examples of Synonyms for flat
Adjective
  • Police did not immediately have an exact count of how many officers were injured.
    Jenna DeAngelis, CBS News, 22 June 2026
  • Treinen underwent imaging, but Roberts did not have his exact diagnosis.
    Maddie Lee, Los Angeles Times, 21 June 2026
Adjective
  • Sometimes safe and boring can be a winning strategy.
    Nina Bambysheva, Forbes.com, 18 June 2026
  • The cause can be something as simple as a lack of water or more complex, like fungal wilt diseases, tomato wilt viruses, walnut toxicity, or boring insects.
    Mary Marlowe Leverette, The Spruce, 17 June 2026
Adjective
  • Blurring bamboo silk powders keep shine in check without dulling skin, while camellia seed oil and antioxidant-rich vitamin E help mature complexions look smooth, hydrated, and naturally luminous.
    Christa Joanna Lee, Allure, 23 June 2026
  • Riccobono said a few basic tips can help make those interactions as smooth as possible.
    Zach Wichter, USA Today, 22 June 2026
Adjective
  • He was taken to a local hospital in stable condition.
    Jenna DeAngelis, CBS News, 22 June 2026
  • The injured girl's mother is believed to have jumped from a second-floor window to safety and is in stable condition, the PFD confirmed to CBS News.
    Escher Walcott, PEOPLE, 21 June 2026
Adjective
  • The questions Campbell needs to answer are simple.
    Peter Lucas, Boston Herald, 25 June 2026
  • Get inspired by a weekly roundup on living well, made simple.
    Dr. Jamin Brahmbhatt, CNN Money, 25 June 2026
Adjective
  • Its 85-inch QLED display features a highly matte anti-glare screen, so your art and movies look lifelike without annoying reflections.
    Juhi Wadia, PC Magazine, 11 Mar. 2026
  • The long-wearing formula sets to a semi-matte finish that resists oil and humidity, too.
    Christa Joanna Lee, Allure, 26 Nov. 2025
Adjective
  • But no characteristic of the bland Krem is as interesting as his studded face.
    ABC News, ABC News, 24 June 2026
  • But when done without texture, the trend can feel bland.
    Shagun Khare, The Spruce, 20 June 2026
Adjective
  • The water pressure then causes the vehicle to rise and slide on a thin layer of water between the tires and the road, making the driver lose control.
    NC Weather Bot, Charlotte Observer, 23 June 2026
  • Tree was recognizable for his bright fashion, mullet haircut with prominent bangs, thin mustache and encouraging outlook.
    Dennis Romero, NBC news, 22 June 2026

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Cite this Entry

“Flat.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flat. Accessed 26 Jun. 2026.

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