plane

Dictionary definition · plane

an aircraft that has a fixed wing and is powered by propellers or jets"the flight was delayed due to trouble with the airplane"
(mathematics) an unbounded two-dimensional shape"we will refer to the plane of the graph as the X-Y plane"
a level of existence or development"he lived on a worldly plane"
a power tool for smoothing or shaping wood
a carpenter's hand tool with an adjustable blade for smoothing or shaping wood"the cabinetmaker used a plane for the finish work"

cut or remove with or as if with a plane"The machine shaved off fine layers from the piece of wood"
travel on the surface of water
make even or smooth, with or as with a carpenter's plane"plane the top of the door"

having a surface without slope, tilt in which no part is higher or lower than another"a flat desk"

Source: Open English WordNet (CC BY 4.0).