- 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.
- 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.
Origin: Middle English from Middle French plasne from Classical Latin platanus from Glassical Greek platanos from platys, broad (see platy-): from its broad leaves
- flat; level; even
- lying on a surface that is a plane
- of such surfaces
Origin: L planus: see plain
- a surface that wholly contains every straight line joining any two points lying in it
- a flat, level, or even surface
- a level of development, achievement, existence, etc.
- any airfoil; esp., a wing of an airplane
Origin: L planum
Origin: OFr plaine from Late Latin plana from planare, to plane, make level from Classical Latin planus: see plain
- to make smooth or level with or as with a plane
- to remove with or as with a plane: with off or away
- to work with a plane
- to do the work of a plane
- to soar or glide
- to rise partly out of the water while in motion at high speed, as a hydroplane (sense ) does
- to travel by airplane
Origin: Fr planer from Old French plan, level surface (term used inch(es) falconry, inch(es) reference to position of bird's wings while soaring) from Late Latin planare, to make level: see plane
Used by arrangement with John Wiley & Sons, Inc.
- Mathematics A surface containing all the straight lines that connect any two points on it.
- A flat or level surface.
- A level of development, existence, or achievement: scholarship on a high plane.
- An airplane or hydroplane.
- A supporting surface of an airplane; an airfoil or wing.
- Mathematics Of or being a figure lying in a plane: a plane curve.
- Flat; level. See Synonyms at level.
Origin: Latin plānum, flat surface, from neuter of plānus, flat; see pelə-2 in Indo-European roots. N., sense 4, short for aeroplane.
- planeˈness noun
- A carpenter's tool with an adjustable blade for smoothing and leveling wood.
- A trowel-shaped tool for smoothing the surface of clay, sand, or plaster in a mold.
- To smooth or finish with or as if with a plane.
- To remove with a plane: plane off the rough edges on a board.
- To work with a plane.
- To act as a plane.
Origin: Middle English, from Old French, from Late Latin plāna, from plānāre, to plane, from plānus, flat; see pelə-2 in Indo-European roots.
intransitive verb planed planed, plan·ing, planes
- To rise partly out of the water, as a hydroplane does at high speeds.
- To soar or glide.
- To travel by airplane.
Origin: Middle English planen, to glide, soar, from Old French planer, from plain, flat, level; see plain.
Origin: Middle English, from Old French, from Latin platanus, from Greek platanos, perhaps from platus, broad; see plat- in Indo-European roots.
plane - Cultural Definition
A geometrical location having only two dimensions — length and width (no height). (See coordinates and plane geometry.)
plane - Medical Definition
- A surface containing all the straight lines that connect any two points on it.
- A flat or level surface.
- An imaginary surface formed by extension through any axis of the body or through two definite points on the body.
plane - Science Definition
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