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plane 1

1. Mathematics A surface containing all the straight lines that connect any two points on it.
2. A flat or level surface.
3. A level of development, existence, or achievement: scholarship on a high plane.
4. An airplane or hydroplane.
5. A supporting surface of an airplane; an airfoil or wing.
1. Mathematics Of or being a figure lying in a plane: a plane curve.
2. Flat; level. See Synonyms at level.

[Latin plānum, flat surface, from neuter of plānus, flat; see pelə- in Indo-European roots. N., sense 4, short for aeroplane.]

plane′ness n.

plane 2

1. A carpenter's tool with an adjustable blade for smoothing and leveling wood.
2. A trowel-shaped tool for smoothing the surface of clay, sand, or plaster in a mold.
v. planed, plan·ing, planes
1. To smooth or finish with a plane: planed the door.
2. To remove with a plane: plane off the rough edges on a board.
To work with a plane.

[Middle English, from Old French, from Late Latin plāna, from plānāre, to plane, from plānus, flat; see pelə- in Indo-European roots.]

plane 3

intr.v. planed, plan·ing, planes
1. To rise partly out of the water, as a hydroplane does at high speeds.
2. To soar or glide.
3. To travel by airplane.

[Middle English planen, to glide, soar, from Old French planer, from plain, flat, level; see plain.]

plane 4

The plane tree.

[Middle English, from Old French, from Latin platanus, from Greek platanos, perhaps from platus, broad; see plat- in Indo-European roots.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.planeness - the property of having two dimensionsplaneness - the property of having two dimensions
dimensionality - the spatial property of having dimensions; "all matter has dimensionality"