flat 1 of 3

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

Synonyms & Similar Words

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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

Synonyms & Similar Words

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
The situation is fluid, with the president putting a 90-day pause on reciprocal tariffs for most countries but keeping a 10 percent flat rate for most foreign products for now. Lexi Lonas Cochran, The Hill, 20 Apr. 2025 As for audio, the speakers are a disappointment, sounding flat with no bass, and aren’t particularly loud. PC Magazine, 19 Apr. 2025
Adverb
Designers are quick to spot—and avoid—materials that mimic luxury but fall flat. Lauren Jones, Southern Living, 23 Mar. 2025 This will help create flaky layers and keep the scones from baking up flat. Alana Al-Hatlani, Southern Living, 13 Mar. 2025
Noun
Don’t miss the brand’s stellar wallets and ballet flats, though. Jake Henry Smith, Glamour, 10 Apr. 2025 The asymmetric design is a unique twist on an otherwise traditional style, and the flexible sole makes these more comfortable than typical flats. Genevieve Cepeda, Travel + Leisure, 10 Apr. 2025 See All Example Sentences for flat
Recent Examples of Synonyms for flat
Adjective
  • Often referred to as Lou Gehrig’s disease after the baseball player who was diagnosed with it, the exact cause of the disease is still not known, although a small group of cases are inherited.
    Charisma Madarang, Rolling Stone, 10 Apr. 2025
  • The exact timing of a vote remains uncertain, and procedural delays by Senate Democrats could complicate its path.
    Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025
Adjective
  • Camilla told Newsweek that her husband, Linford, 32, works as a tunnel boring machine operator in London.
    Arick Wierson, MSNBC Newsweek, 16 Apr. 2025
  • Take it from this guy, who bought the beautiful Starfield limited-edition Xbox controller, headset, and console wrap for over $200, only to play the game and dump it after 20 boring hours.
    Matt Gardner, Forbes.com, 16 Apr. 2025
Adjective
  • Plus this episode also delivers peak unhinged Lex while he's stranded on an island post-plane crash and suffering from malaria, which leads to a moment that teases his natural killer instincts that he's kept so well hidden from Clark, and the world, so far.
    Christian Holub, EW.com, 16 Oct. 2021
  • But those cars were powered by pushrod engines with conventional cross-plane cranks.
    Rich Ceppos, Car and Driver, 2 Oct. 2022
Adjective
  • The unpredictability makes the U.S. seem less stable, less reliable, and a less safe place for their money, experts say.
    CBS News, CBS News, 18 Apr. 2025
  • Unlike stable volume, which is enabled on a video-to-video basis, YouTube Music's consistent volume is toggled globally.
    Ryan Whitwam, ArsTechnica, 18 Apr. 2025
Adjective
  • Its second life on streaming has guided new viewers to the simple charms of one of the best mystery shows of all time.
    Brian Tallerico, Vulture, 18 Apr. 2025
  • The simplest way, Studholme suggests, is to use one group of neutrals or a tone on tone graduation of the same color, such as Pigeon, Blue Gray, Muzzle and Cromarty from Farrow & Ball, for example.
    Ariel Okin, Vogue, 18 Apr. 2025
Adjective
  • This Lulus bag is primarily matte and clean, with just a tinge of silver on the top handle and cutesy bow.
    Alyssa Grabinski, People.com, 22 Feb. 2025
  • To get this result, Dempsey recommends the Dior Addict Lip Tint for its transfer-proof, semi-matte finish.
    Loren Savini, Allure, 22 Jan. 2025
Adjective
  • Not to mention that relying solely on transactional benefits makes loyalty programs feel bland and, quite frankly, interchangeable.
    Zsuzsa Kecsmar, Forbes.com, 15 Apr. 2025
  • And sadly, nasal congestion that occurs in space affects their sense of smell and makes food taste bland up there.
    New Atlas, New Atlas, 14 Apr. 2025
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.
    STAR-TELEGRAM WEATHER BOT, Fort Worth Star-Telegram, 20 Apr. 2025
  • Ibrahim had black hair and looked thin from malnutrition.
    Clayton Dalton, New Yorker, 18 Apr. 2025

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Cite this Entry

“Flat.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flat. Accessed 24 Apr. 2025.

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