plane

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 a plane.

To remove with a plane.

To work with a plane.

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.

An airplane or hydroplane.

A supporting surface of an airplane; an airfoil or wing.