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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
Its classic Tonkotsu ramen is $22 flat, as a no-tipping establishment. Rachel Chang, Travel + Leisure, 18 June 2025 With spacious seats that effortlessly convert to fully flat beds, thoughtful storage solutions and the carrier’s renowned service, Singapore more than exceeds the hype. Kimberly Wilson, Essence, 18 June 2025
Adverb
Switzerland's currency, which was trading flat earlier on Wednesday, rallied after ADP data showed hiring slowed to a two-year low in America's private sector last month. Chloe Taylor, CNBC, 4 June 2025 Zelen explained that the printmaker would have laid the appendix of a sheep or goat out flat and used a copper plate with the inked etching on it to print the design onto it. Jack Guy, CNN Money, 3 June 2025
Noun
Particularly on trend: her Chanel ballet flats, perfectly color-coordinated with her black maxi bag. Emma Mehl, Glamour, 17 June 2025 Heels take up more space in your luggage, and stretchy ballet flats don’t provide arch support. Kristine Hansen, Travel + Leisure, 15 June 2025 See All Example Sentences for flat
Recent Examples of Synonyms for flat
Adjective
  • That raises real concerns about whether SGA and Co. can make the right plays against Indiana's defensive pressure in Game 7. Ironically, many expected this exact issue -- pressure defense forcing turnovers and leading to easy offense the other way -- to play a huge role in these Finals.
    Tyler Everett, MSNBC Newsweek, 22 June 2025
  • The attorney said the exact charges are not yet known and have yet to be determined by the ongoing investigation into Resendiz’s death.
    Bailey Richards, People.com, 21 June 2025
Adjective
  • This is worlds away from that boring deli chicken sandwich, while still being easy enough to whip up on the busiest of days.
    Kimberly Holland, Southern Living, 28 June 2025
  • The contract’s scope of work includes the single bore tunnel, station entrances and exits, the excavation of underground stations and the procurement of a tunnel boring machine.
    Grace Hase, Mercury News, 27 June 2025
Adjective
  • His condition improved overnight to critical but stable, police said.
    Thomas Tracy, New York Daily News, 17 June 2025
  • However, we've been inundated with previews and test builds as Google works toward general availability, which means a model is stable enough for long-term development work.
    ArsTechnica, ArsTechnica, 17 June 2025
Adjective
  • While to some these screen-free devices may seem like a return to the early, simpler days of fitness trackers, Werring says the public is a bit more savvy than the step-counting obsessives of the 2010s.
    Andrew Williams, Forbes.com, 17 June 2025
  • But the system isn’t as simple as the governor suggests.
    Keith M. Phaneuf, Hartford Courant, 17 June 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
  • The technology could actually pressure speakers to focus on practical, actionable content rather than bland, general advice.
    Roger Dooley, Forbes.com, 13 June 2025
  • What used to signal timelessness and functionality has become shorthand for bland, forgettable and often disposable.
    Footwear News, Footwear News, 5 June 2025
Adjective
  • Though no longer lofty, at close range these mountains are still impressive and assertive, rising in sheer cliffs hundreds of feet high above the beating surf, bare rock capped by a thin layer of soil and long grassy turf, spilling dozens of small cascades over and down narrow ravines into the sea.
    Robert Finch June 18, Literary Hub, 18 June 2025
  • Still, scientists have long struggled to account for where all of it is located since a large chunk of ordinary matter is spread so thin among galaxies and the vast spaces between them.
    Eric Lagatta, USA Today, 18 June 2025
Noun
  • Detectives told prosecutors Pigford tried to flee by climbing out of the fire escape of her apartment prior to her arrest.
    Colin Mixson, New York Daily News, 18 June 2025
  • Thirteen years after the nursing home shut down, a developer is proposing to demolish the vacant building and put up 160 apartments.
    Staff report, Hartford Courant, 18 June 2025

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Cite this Entry

“Flat.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flat. Accessed 1 Jul. 2025.

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