| aeroplane | (noun) an aircraft that has a fixed wing and is powered by propellers or jets | Synonyms: airplane, plane |
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| airplane | (noun) an aircraft that has a fixed wing and is powered by propellers or jets | Synonyms: aeroplane, plane |
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| aquaplane | (noun) a board that is pulled by a speedboat as a person stands on it and skims over the top of the water | - |
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| biplane | (noun) old fashioned airplane; has two wings one above the other | - |
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| exoplanet | (noun) A planet which exists outside Earth's solar system | - |
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| floatplane | (noun) a seaplane equipped with pontoons for landing or taking off from water | Synonyms: pontoon plane |
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| gyroplane | (noun) an aircraft that is supported in flight by unpowered rotating horizontal wings (or blades); forward propulsion is provided by a conventional propeller | Synonyms: autogiro, autogyro |
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| hydroplane | (noun) an airplane that can land on or take off from water | Synonyms: seaplane |
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| (noun) a speedboat that is equipped with winglike structures that lift it so that it skims the water at high speeds | Synonyms: hydrofoil |
| lane | (noun) a narrow way or road | - |
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| (noun) a well-defined track or path; for e.g. swimmers or lines of traffic | - |
| lepidomelane | (noun) a mica that is a biotite containing iron | - |
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| midplane | (noun) the median plane of the body (or some part of the body) | Synonyms: midline |
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| miscellanea | (noun) a collection containing a variety of sorts of things | Synonyms: assortment, miscellany, mixed bag, mixture, motley, potpourri, salmagundi, smorgasbord, variety |
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| monoplane | (noun) an airplane with a single wing | - |
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| peneplane | (noun) a more or less level land surface representing an advanced stage of erosion undisturbed by crustal movements | Synonyms: peneplain |
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| plane | (noun) a carpenter's hand tool with an adjustable blade for smoothing or shaping wood | Synonyms: carpenter's plane, woodworking plane |
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| (noun) an aircraft that has a fixed wing and is powered by propellers or jets | Synonyms: aeroplane, airplane |
| (noun) a power tool for smoothing or shaping wood | Synonyms: planer, planing machine |
| (noun) (mathematics) an unbounded two-dimensional shape | Synonyms: sheet |
| (noun) a level of existence or development | - |
| planeness | (noun) the property of having two dimensions | Synonyms: flatness, two-dimensionality |
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| planer | (noun) a power tool for smoothing or shaping wood | Synonyms: plane, planing machine |
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| planet | (noun) (astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction | Synonyms: major planet |
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| (noun) any celestial body (other than comets or satellites) that revolves around a star | - |
| (noun) a person who follows or serves another | Synonyms: satellite |
| planetarium | (noun) an apparatus or model for representing the solar systems | - |
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| (noun) an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome | - |
| (noun) a building housing an instrument for projecting the positions of the planets onto a domed ceiling | - |
| planetesimal | (noun) one of many small solid celestial bodies thought to have existed at an early stage in the development of the solar system | - |
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| planetoid | (noun) any of numerous small celestial bodies that move around the sun | Synonyms: minor planet |
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| psilomelane | (noun) a mineral consisting of hydrated basic oxide of manganese and barium; a source of manganese | - |
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| purslane | (noun) a plant of the family Portulacaceae having fleshy succulent obovate leaves often grown as a potherb or salad herb; a weed in some areas | - |
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| sailplane | (noun) aircraft supported only by the dynamic action of air against its surfaces | Synonyms: glider |
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| seaplane | (noun) an airplane that can land on or take off from water | Synonyms: hydroplane |
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| tailplane | (noun) the horizontal airfoil of an aircraft's tail assembly that is fixed and to which the elevator is hinged | Synonyms: horizontal stabiliser, horizontal stabilizer |
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| warplane | (noun) an aircraft designed and used for combat | Synonyms: military plane |
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