English Explanatory Dictionary

plane

English dictionary entry

Meanings

adj
  1. Of a surface: flat or level.
noun
  1. A level or flat surface.
  2. A flat surface extending infinitely in all directions (e.g. horizontal or vertical plane); a bounded portion thereof.
  3. An imaginary plane which divides the body into two portions.
  4. A level of existence or development.
  5. A roughly flat, thin, often moveable structure used to create lateral force by the flow of air or water over its surface, found on aircraft, submarines, etc.
  6. Any of 17 designated ranges of 2¹⁶ (65,536) sequential code points each.
noun
  1. A tool for smoothing wood by removing thin layers from the surface.
verb
  1. To smooth (wood) with a plane.
noun
  1. An airplane; an aeroplane.
  2. Any of various nymphalid butterflies, of various genera, having a slow gliding flight.
  3. The butterfly Bindahara phocides, family Lycaenidae, of Asia and Australasia.
verb
  1. To move in a way that lifts the bow out of the water.
  2. To glide or soar.
noun
  1. A deciduous tree of the genus Platanus.
  2. A sycamore.

Pronunciation

/pleɪn/ en-uk-a plane.ogg en-us-plane.ogg

Word forms

plane planer planest planes planing planed 'plane

Etymology

Etymology tree Proto-Indo-European *pleth₂-? Proto-Indo-European *pel-? Proto-Indo-European *pleh₂-der. Proto-Indo-European *pleh₂-no-s Proto-Italic *plānos Latin plānus Latin plānumder. English plane From Latin plānum (“flat surface”), a noun use of the neuter of plānus (“plain”). The word was introduced in the 17th century to distinguish the geometrical senses from the other senses of plain. Doublet of llano, piano, and plain.

Synonyms

aeroplane

Related words

plain planar planate rhykenologist

Derived words

planeness planiform abstract plane aerospace plane antiplane aquaplane astral plane axial plane backplane bedding plane bit plane bow plane Bragg plane capping plane Cartesian plane centerplane chase plane compass plane control plane convexoplane coordinate plane coplane data plane datum plane death plane divisional plane doomsday plane ecliptic plane eigenplane emotional plane equatorial plane Euclidean plane fairwater plane false plane tree Fano plane fault plane fighter plane focal plane forwarding plane fracture plane Frankfurt plane ghost plane gliding plane gutter plane half-plane horizontal plane hyperbolic plane hyperplane inclined plane inplane in-plane switching interplane intraplane invariable plane jack plane jet plane jointer plane land the plane Laplace plane lead plane

Translations

Armenian: հարթություն Azerbaijani: müstəvi Bulgarian: равнина Catalan: pla Chinese Mandarin: 平面 Czech: rovina Czech: plocha Danish: plan Dutch: vlak Esperanto: ebeno Estonian: tasand Finnish: taso French: plan German: Ebene Greek: επίπεδο Hindi: समतल Hungarian: sík Irish: plána Italian: piano Japanese: 平面 Kannada: ಸಮತಲ Khmer: ផ្ទៃរាប Korean: 평면 Latin: planum Latvian: plakne Lithuanian: plokštuma Malay: satah Norwegian: plan Polish: płaszczyzna Portuguese: plano Romanian: plan Russian: пло́скость Spanish: plano Swedish: plan Tagalog: lapya Thai: ระนาบ Turkish: düzlem Vietnamese: mặt phẳng
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