plane 1 of 4

Definition of planenext

plane

2 of 4

adjective

plane

3 of 4

verb (1)

as in to smooth
to make free from breaks, curves, or bumps planed the wood for the picnic table perfectly smooth so that no one would get splinters

Synonyms & Similar Words

Antonyms & Near Antonyms

plane

4 of 4

verb (2)

as in to fly
to move through the air with or as if with outstretched wings an eagle planed effortlessly overhead, gliding on an air current

Synonyms & Similar Words

Synonym Chooser

How does the adjective plane contrast with its synonyms?

Some common synonyms of plane are even, flat, level, and smooth. While all these words mean "having a surface without bends, curves, or irregularities," 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 could even be used to replace plane?

While the synonyms even and plane are close in meaning, 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 flat instead of plane?

While in some cases nearly identical to plane, flat applies to a surface devoid of noticeable curvatures, prominences, or depressions.

the work surface must be flat

Where would level be a reasonable alternative to plane?

The meanings of level and plane largely overlap; however, level applies to a horizontal surface that lies on a line parallel with the horizon.

the vast prairies are nearly level

When might smooth be a better fit than plane?

In some situations, the words smooth and plane are roughly equivalent. However, 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 plane
Noun
After my plane landed, I was texted a set of coordinates that led me to a dirt road deep in the high plains. Wyatt Williams, Harpers Magazine, 26 May 2026 This extra system could help launch planes faster and support bigger air missions farther into the Pacific. Sujita Sinha, Interesting Engineering, 26 May 2026 Manufactured by McDonnell Douglas at a cost of about $17 million per plane, the T-45C Goshawk went into operation in 1997, according to the NATC. Faris Tanyos, CBS News, 26 May 2026 Boeing had been caught in the crossfire of the tariff war for two years; a 200-plane order restores visibility to a supply chain that had been paralyzed by uncertainty. Jeffrey Sonnenfeld, Fortune, 26 May 2026 See All Example Sentences for plane
Recent Examples of Synonyms for plane
Noun
  • Cruising thousands of feet above the ground, peering out of the airplane window at the world below, and pinpointing all of the green football, baseball and soccer fields sprawled below.
    Shaun Goodwin May 25, Idaho Statesman, 25 May 2026
  • During the Second World War, the Allies built thousands of inflatable tanks, trucks, Jeeps, artillery pieces, and airplanes.
    David Szondy May 24, New Atlas, 24 May 2026
Adjective
  • Run cross-level workshops focused on process transparency and culture scalability.
    Satish Patel, Forbes.com, 20 May 2026
  • Let’s put those small companies on a fair and level playing field with Big Pharma.
    Kevin J. Morrison, Mercury News, 19 May 2026
Verb
  • If the hummus has separated, blend in a little water and tahini, along with the olive oil and lemon juice, to help smooth it out.
    Olivia McIntosh, Martha Stewart, 25 May 2026
  • Divide the batter evenly between the prepared baking pans and use an offset spatula to smooth the tops.
    CBS News, CBS News, 24 May 2026
Verb
  • After squeezing the game’s final out, first baseman Leyton MacPherson casually flipped the ball in the air, joined her teammate in a sprint toward Spangler, and gloves began flying.
    Don Norcross, San Diego Union-Tribune, 27 May 2026
  • By April and May, the winter bugs will transform into flying insects and begin to mate before dying in two or three days.
    Martin E. Comas, The Orlando Sentinel, 27 May 2026
Noun
  • The occasional booing of famous England players has been an integral part of the Wembley experience over the years, almost as commonplace as paper aeroplanes.
    Jack Pitt-Brooke, New York Times, 28 Mar. 2026
  • No distractions, no aeroplanes, no noise, no traffic.
    Emma Banks, InStyle, 4 Feb. 2026
Adjective
  • Most agencies charge a flat monthly fee or a percentage of ad spend.
    Matthew Kayser, USA Today, 28 May 2026
  • Fields made up for it with the play of the day, flipping the ball off-balance to running back Kenneth Walker, who made a one-handed catch in the flat to pull it in.
    Pete Sweeney May 28, Kansas City Star, 28 May 2026
Verb
  • Meanwhile, Darby Allin tried his hardest to shave MJF’s head.
    Ryan Gaydos, FOXNews.com, 26 May 2026
  • Darby Allin Fans were very thirsty to see MJF have his head shaved bald.
    Alfred Konuwa, Forbes.com, 24 May 2026
Verb
  • Realizing that late-night sketches would no longer be appreciated, Colbert and team winged it — no rundowns, no scripts.
    Brian Steinberg, Variety, 20 May 2026
  • When food runs out or things get overcrowded in a location, winged females are born and fly off to other plants.
    Arricca Elin SanSone, Southern Living, 18 May 2026

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Cite this Entry

“Plane.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/plane. Accessed 1 Jun. 2026.

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