nouns
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"; "any line joining two points on a plane lies wholly on that plane"
a level of existence or development
"he lived on a worldly plane"
is a type of (narrower)
a specific identifiable position in a continuum or series or especially in a process
"a remarkable degree of frankness"; "at what stage are the social sciences?"
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"