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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
Without the right adhesive, even the most fluttery DIY cluster falls flat (or off completely). Jailynn Taylor, Allure, 25 Sep. 2025 Many also make their bodies very flat, so the path through the inside is short. Literary Hub, 25 Sep. 2025
Adverb
However, shares of TSMC traded flat on Wednesday after news of its VEU reversal. Dylan Butts, CNBC, 3 Sep. 2025 When Guccione spread his arms wide, signaling Tatis had not swung – and had not struck out – Laureano was flat-footed in no-man’s land. Bill Plunkett, Oc Register, 23 Aug. 2025
Noun
The members of the two groups crammed into a series of London flats together, and all the while, Bulsara was trying to make his way into Smile. Brian Hiatt, Rolling Stone, 24 Sep. 2025 Tight end Dallas Goedert peeled to the flats late, but by then Hurts had already launched his throw to Dotson. Brooks Kubena, New York Times, 24 Sep. 2025 See All Example Sentences for flat
Recent Examples of Synonyms for flat
Adjective
  • The exact child God always meant for Max & I to have.
    Hannah Sacks, PEOPLE, 22 Sep. 2025
  • The document does not state the exact time the Secret Service officer noticed the suspect.
    Terry Collins, USA Today, 22 Sep. 2025
Adjective
  • And producers are looking again for the serious, boring money with no strings attached.
    Ed Meza, Variety, 25 Sep. 2025
  • The resulting larvae both look and act like screws, boring and twisting into the animal while feasting on its living flesh.
    Beth Mole, ArsTechnica, 24 Sep. 2025
Adjective
  • One of the beneficiaries of this movement was Europe , where investors saw a stable but undervalued market.
    Chloe Taylor, CNBC, 24 Sep. 2025
  • Cruz confirmed one victim was transported to the hospital in critical condition, another in stable condition, and the third had minor injuries.
    Doc Louallen, ABC News, 24 Sep. 2025
Adjective
  • Don’t pull over in the roundabout Roundabouts with a single lane of traffic in each direction are fairly simple – yield to traffic in the roundabout, wait for a gap in traffic and go through, Bryson said.
    Eric D. Lawrence, USA Today, 28 Sep. 2025
  • This can be as simple as bodyweight movements, resistance bands or dumbbells, focusing on compound/functional movements like squats, pushes and pulls.
    Melissa Rudy, FOXNews.com, 27 Sep. 2025
Adjective
  • Gone are the days of the ultra-matte liquid lipstick.
    Conçetta Ciarlo, Vogue, 10 Sep. 2025
  • 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
Adjective
  • Choose simple, bland foods that are easy to digest, such as bananas and toast.
    Chelsea Rae Bourgeois, Health, 20 Sep. 2025
  • While the buzz about Borderlands 4 has been mostly positive (aside from serious PC performance issues reported early on), the game’s bland opening feels out of keeping with the franchise, offering a reminder that Borderlands has always been about more than just slick gameplay.
    G Kirilloff, Forbes.com, 18 Sep. 2025
Adjective
  • Such devices must be thin and resilient, capable of working where rigid materials fail.
    Neetika Walter, Interesting Engineering, 26 Sep. 2025
  • Long wigs and extensions almost always run on the thinner side by default—an issue hair companies still haven’t really solved.
    Noel Cymone Walker, StyleCaster, 25 Sep. 2025
Adverb
  • The Philadelphia offense looked completely stagnant for much of the game.
    Matt Audilet, MSNBC Newsweek, 24 Sep. 2025
  • But Cozens wasn’t completely deterred by the intensity.
    Julian McKenzie, New York Times, 24 Sep. 2025

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Cite this Entry

“Flat.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flat. Accessed 29 Sep. 2025.

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