Plane definition

plān
A flat or level surface.
noun
17
5
(mathematics) A surface containing all the straight lines that connect any two points on it.
noun
7
4
Flat; level; even.
adjective
6
3
To remove with a plane.

Plane off the rough edges on a board.

verb
1
0
Any of a genus (Platanus) of trees of the plane-tree family having maplelike leaves, spherical dry fruits, and bark that sheds in large patches; sycamore.
noun
1
0
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A level of development, achievement, existence, etc.
noun
1
0
To rise partly out of the water while in motion at high speed, as a hydroplane does.
verb
1
0
A level of development, existence, or achievement.

Scholarship on a high plane.

noun
5
5
The definition of a plane is a woodworking tool that removes wood to create a flat surface, or the shortened form of the word airplane.

An example of a plane is the tool used to smooth the sides of doors to make them close more easily.

An example of a plane is an airplane that flys from New York to San Francisco.

noun
0
0
To plane is to make smooth or even.

An example of to plane is to use a tool to scrape long strips of wood off the edge of a door to make it fit better in the doorway.

verb
0
0
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Lying on a surface that is a plane.
adjective
0
0
Of such surfaces.
adjective
0
0
A surface that wholly contains every straight line joining any two points lying in it.
noun
0
0
A flat, level, or even surface.
noun
0
0
noun
0
0
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Any airfoil; esp., a wing of an airplane.
noun
0
0
A carpenter's tool for shaving a wood surface in order to make it smooth, level, etc.
noun
0
0
To make smooth or level with or as with a plane.
verb
0
0
To remove with or as with a plane.
verb
0
0
To work with a plane.
verb
0
0
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To do the work of a plane.
verb
0
0
To soar or glide.
verb
0
0
To travel by airplane.
verb
0
0
A two-dimensional surface, any two of whose points can be joined by a straight line that lies entirely in the surface.
noun
0
0
Lying in a plane.

A plane curve.

adjective
0
0
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Of a surface: flat or level.
adjective
0
0
A level or flat surface.
noun
0
0
(geometry) A flat surface extending infinitely in all directions (e.g. horizontal or vertical plane).
noun
0
0
A level of existence or development. (eg, astral plane)
noun
0
0
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.
noun
0
0
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(computing, Unicode) Any of a number of designated ranges of sequential code points.
noun
0
0
(anatomy) An imaginary plane which divides the body into two portions.
noun
0
0
(countable) A tool for smoothing wood by removing thin layers from the surface.
noun
0
0
To smooth (wood) with a plane.
verb
0
0
noun
0
0
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(nautical) To move in a way that lifts the bow of a boat out of the water.
verb
0
0
To glide or soar.
verb
0
0
(countable, botany) A deciduous tree of the genus Platanus.
noun
0
0
(Northern UK) A sycamore.
noun
0
0
A carpenter's tool with an adjustable blade for smoothing and leveling wood.
noun
2
3
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A trowel-shaped tool for smoothing the surface of clay, sand, or plaster in a mold.
noun
1
2
To smooth or finish with a plane.

Planed the door.

verb
1
2
(mathematics) Of or being a figure lying in a plane.

A plane curve.

adjective
0
1
Flat; level.
adjective
0
1
To work with a plane.
verb
0
1
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To rise partly out of the water, as a hydroplane does at high speeds.
verb
0
1
To soar or glide.
verb
0
1
To travel by airplane.
verb
0
1
The plane tree.
noun
1
3
An airplane or hydroplane.
noun
0
2
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A supporting surface of an airplane; an airfoil or wing.
noun
0
2

Other Word Forms

Noun

Singular:
plane
Plural:
planes

Adjective

Base Form:
plane
Comparative:
planer
Superlative:
planest

Origin of plane

  • Middle English from Old French from Late Latin plāna from plānāre to plane from plānus flat pelə-2 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Middle English from Old French from Latin platanus from Greek platanos perhaps from platus broad plat- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Latin plānum flat surface from neuter of plānus flat pelə-2 in Indo-European roots N., sense 4, short for aeroplane

    From American Heritage Dictionary of the English Language, 5th Edition

  • Middle English planen to glide, soar from Old French planer from plain flat, level plain

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin planum (“flat surface"), a noun use of the neuter of planus (“plain"). The word was introduced in the seventeenth century to distinguish the geometrical senses from the other senses of plain.

    From Wiktionary

  • From Old French plane, from Latin platanus, from Ancient Greek πλάτανος (platanos), from πλατύς (platus, “wide, broad").

    From Wiktionary

  • From Middle English, from Anglo-Norman, from Old French, from Late Latin plana (“planing tool"), from plano (“to level")

    From Wiktionary

  • Abbreviated from aeroplane.

    From Wiktionary