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1. Dictionary

   Plane

   /plān/

   

   noun

   • 1. a flat surface on which a straight line joining any two points on it would wholly lie: "the horizontal plane" Similar flat surfacelevel surfacethe flathorizontal
   • ▪ an imaginary flat surface through or joining material objects: "the planets orbit the sun in roughly the same plane"
   • ▪ a flat or level surface of a material object: "the plane of his forehead"
   • ▪ a flat surface producing lift by the action of air or water over and under it.
   • 2. a level of existence, thought, or development: "everything is connected on the spiritual plane" Similar levelstagedegreestandardstratumpositionrungechelonfooting

   adjective

   • 1. completely level or flat: "a plane surface"
   • ▪ relating to only two-dimensional surfaces or magnitudes: "plane and solid geometry"

   verb

   • 1. (of a bird or an airborne object) soar without moving the wings; glide: "a bird planed down toward the water below" Similar soarglidefloatdriftwheel
   • ▪ (of a boat, surfboard, etc.) skim over the surface of water as a result of lift produced hydrodynamically. Similar skimglide

   Word Origin early 17th century: from Latin planum ‘flat surface’, neuter of the adjective planus ‘plain’. The adjective was suggested by French plan(e) ‘flat’. The word was introduced to differentiate the geometrical senses, previously expressed by plain1, from the latter's other meanings.

   Scrabble Points: 7

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2. www.merriam-webster.com › dictionary › planePlane Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › plane

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   1. a. [by shortening] : airplane. b. : one of the main supporting surfaces of an airplane. 2. a. : a surface in which if any two points are chosen a straight line joining them lies wholly in that surface. b. : a flat or level surface. 3. : a level of existence, consciousness, or development. on the intellectual plane. plane. 2 of 6. verb (1)

3. dictionary.cambridge.org › dictionary › englishPLANE | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   PLANE definition: 1. a vehicle designed for air travel, with wings and one or more engines: 2. in mathematics, a…. Learn more.

4. www.dictionary.com › browse › planePLANE Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › plane

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   A plane is one of several basic concepts students need to begin to understand geometry. Another is a point. Unlike a plane, it has no dimensions, such as length or width. It is found by using coordinates. A third concept is a line. Like a plane, a line also extends forever but only in two directions.

5. dictionary.cambridge.org › us › dictionaryPLANE | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › us › dictionary

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   PLANE meaning: 1. a vehicle designed for air travel, with wings and one or more engines: 2. in mathematics, a…. Learn more.

6. www.vocabulary.com › dictionary › planePlane - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › plane

   A plane is a vehicle that flies through the air, but it is also a tool used to make something smooth and flat, a kind of tree or a level surface. As a verb, to plane something is to make it flat and smooth.

7. byjus.com › maths › what-is-a-planeWhat is a Plane? (Definition, Representation & Properties) -...

   byjus.com › maths › what-is-a-plane

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   A plane is a two-dimensional surface that extends at two opposite directions, infinitely. Learn its definition in geometry and algebra, along with its representation, properties and intersecting planes.

8. www.collinsdictionary.com › dictionary › englishPLANE definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   A plane is a vehicle with wings and one or more engines, which can fly through the air. He had plenty of time to catch his plane. Her mother was killed in a plane crash.

9. www.oxfordlearnersdictionaries.com › definition › englishplane noun - Definition, pictures, pronunciation and usage notes...

   www.oxfordlearnersdictionaries.com › definition › english

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   plane. noun. /pleɪn/. /pleɪn/. . ( British English also aeroplane) (also airplane especially in North American English) a flying vehicle with wings and one or more engines. a passenger/fighter/military/private plane.

10. en.wiktionary.org › wiki › planeplane - Wiktionary, the free dictionary

    en.wiktionary.org › wiki › plane

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    Jul 14, 2024 · plane (plural planes) A level or flat surface. A flat surface extending infinitely in all directions (e.g. horizontal or vertical plane).

11. dictionary.cambridge.org › dictionary › learner-englishPLANE | meaning - Cambridge Learner's Dictionary

    dictionary.cambridge.org › dictionary › learner-english

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    PLANE definition: 1. a vehicle that flies and has an engine and wings: 2. a tool that you use to make wood smooth 3…. Learn more.