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

Relevance

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

3
4
5
6
7
8

flat

2 of 3

adverb

flat

3 of 3

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
Comparable sales increased 3 percent with a flat performance in the Americas and a 20 percent jump in the rest of the world. Evan Clark, Footwear News, 27 Mar. 2025 Jaclyn's resort getaway with friends falls flat when the destination proves less exciting than expected. Paul Du Quenoy, MSNBC Newsweek, 27 Mar. 2025
Adverb
At the end of the exhale, tuck your tailbone and lift your hips 3 to 4 inches off the floor, keeping your lower back flat. Dana Santas, CNN, 12 Mar. 2025 The Ducks buzzed early and fell flat later in the first period, bookending the frame with goals against at the 3:17 and 16:52 marks. Andrew Knoll, Orange County Register, 28 Feb. 2025
Noun
Forget the typical raffia styles — this trend leans luxe with braided leather flats, mules, and sandals that feel more refined and versatile, taking you seamlessly from the office to a beachside escape. Laura Lajiness Kaupke, refinery29.com, 21 Mar. 2025 Case in point: these dreamy mesh ballet flats from Steve Madden. Nina Derwin, Glamour, 19 Mar. 2025 See All Example Sentences for flat
Recent Examples of Synonyms for flat
Adjective
  • The exact streaming date hasn’t been announced, so make sure to stay tuned for updates.
    Monica Mercuri, Forbes.com, 30 Mar. 2025
  • And at that point, why quibble over which exact rules got broken?
    Kelsey Piper, Vox, 28 Mar. 2025
Adjective
  • Transform boring tasks into challenges with stakes, rewards, and achievements.
    Jodie Cook, Forbes, 21 Mar. 2025
  • Broberg’s heartbreaking overtime winner Some overtimes are boring, with teams methodically regrouping.
    Harman Dayal, The Athletic, 21 Mar. 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 gap remained stable, and Piastri, who started P3, hovered further behind Verstappen.
    Luke Smith, The Athletic, 22 Mar. 2025
  • Here’s what usually happens next JPMorgan cuts Tesla price target, sees stock getting slashed in half Goldman gave clients a stable stock list to buy if there’s a recession.
    Jessica Dickler, CNBC, 22 Mar. 2025
Adjective
  • Pair them with a simple T-shirt to grab a coffee at a cafe.
    Rylee Johnston, Travel + Leisure, 23 Mar. 2025
  • Martha Stewart and Mila Kunis carried ones that looked like this simple option.
    Clint Davis, People.com, 23 Mar. 2025
Adjective
  • In one snap, their son, Bronze smiled in the front seat of a mini, matte black Mercedes-Benz G-Wagon.
    Hannah Sacks, People.com, 8 Jan. 2025
  • But unlike most matte lip products, this viral formula doesn't feel drying on the lips, courtesy of a whole host of skin-loving ingredients such as vitamin E, cotton seed oil, green tea oil and mango oil.
    Denise Primbet, Glamour, 23 Dec. 2024
Adjective
  • The new Snow White represents progressive mediocrity — the antagonism between Snow White and her evil stepmother (Gal Gadot) is bland and uninteresting after the remarkable modern version White as Snow that starred Lou de Laâge and Isabelle Huppert.
    Armond White, National Review, 26 Mar. 2025
  • The whodunit's central mystery is also half-baked: the death of Wynter is as bland as Esposito's character is in flashbacks.
    Kelly Lawler, USA TODAY, 20 Mar. 2025
Adjective
  • Staying hydrated helps thin mucus and clear congestion.6 Adults should aim to drink between 9 and 13 cups of fluids daily.
    Rachael Zimlich, BSN, RN, Verywell Health, 26 Mar. 2025
  • Luckily, there are tons of affordable products that’ll assist you with that thin French tip.
    Kleigh Balugo, StyleCaster, 26 Mar. 2025

Browse Nearby Words

Cite this Entry

“Flat.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flat. Accessed 4 Apr. 2025.

More from Merriam-Webster on flat

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!