plane meaning and definition

PLANE noun

Definition of plane (noun)

1. an aircraft that has a fixed wing and is powered by propellers or jets
   • "the flight was delayed due to trouble with the airplane"
   • synonyms: aeroplane, airplane
2. (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"
   • synonyms: sheet
3. a level of existence or development
   • "he lived on a worldly plane"
4. a power tool for smoothing or shaping wood
   • synonyms: planer, planing machine
5. a carpenter's hand tool with an adjustable blade for smoothing or shaping wood
   • "the cabinetmaker used a plane for the finish work"
   • synonyms: carpenter's plane, woodworking plane

PLANE verb

Definition of plane (verb)

1. cut or remove with or as if with a plane
   • "The machine shaved off fine layers from the piece of wood"
   • synonyms: shave
2. travel on the surface of water
   • synonyms: skim
3. make even or smooth, with or as with a carpenter's plane
   • "plane the top of the door"

PLANE adjective

Definition of plane (adjective)

1. having a surface without slope, tilt in which no part is higher or lower than another
   • "a flat desk"; "acres of level farmland"; "a plane surface"; "skirts sewn with fine flat seams"
   • synonyms: flat, level