English
plane
Pronunciation Etymology 1

From Latin plānum, a noun use of the neuter of plānus.

Adjective

plane (comparative planer, superlative planest)

  1. Of a surface: flat or level.
Translations Noun

plane (plural planes)

  1. A level or flat surface.
  2. (geometry) A flat surface extending infinitely in all directions (e.g. horizontal or vertical plane).
    1. (anatomy) An imaginary plane which divides the body into two portions.
  3. A level of existence or development.
    astral plane
  4. 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. (Compare wing, airfoil, hydrofoil.)
  5. (computing, Unicode) Any of 17 designated ranges of 216 (65,536) sequential code points each.
Related terms Translations Translations Translations Etymology 2

From Middle English plane, plaine, from Anglo-Norman plaine, from Late Latin plāna.

Noun

plane (plural planes)

  1. (countable, carpentry) A tool for smoothing wood by removing thin layers from the surface.
Translations Verb

plane (planes, present participle planing; simple past and past participle planed)

  1. (transitive, carpentry) To smooth (wood) with a plane.
Translations Noun

plane (plural planes)

  1. (aircraft) An airplane; an aeroplane.
  2. (entomology) Any of various nymphalid butterflies, of various genera, having a slow gliding flight.
    Synonyms: aeroplane
  3. (entomology) The butterfly Bindahara phocides, family Lycaenidae, of Asia and Australasia.
Translations Verb

plane (planes, present participle planing; simple past and past participle planed)

  1. (nautical, of a boat) To move in a way that lifts the bow out of the water.
  2. To glide or soar.
Translations Translations Etymology 4

From Middle English plane, borrowed from Old French plane, from Latin platanus, from Ancient Greek πλάτανος, from πλατύς.

Noun

plane (plural planes)

  1. (countable) A deciduous tree of the genus Platanus.
  2. (Northern UK) A sycamore.
Translations

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