plane

Adjective

• 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
    

Noun

• a carpenter's hand tool with an adjustable blade for smoothing or shaping wood
  • the cabinetmaker used a plane for the finish work
    

• a power tool for smoothing or shaping wood

• a level of existence or development
  • he lived on a worldly plane
    

• (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
    

• an aircraft that has a fixed wing and is powered by propellers or jets
  • the flight was delayed due to trouble with the airplane
    

Verb

• make even or smooth, with or as with a carpenter's plane
  • plane the top of the door
    

• travel on the surface of water

• cut or remove with or as if with a plane
  • The machine shaved off fine layers from the piece of wood
    

Related words

• Synonyms: 
  flat , level , carpenter's plane , woodworking plane , planer , planing machine , sheet , airplane , aeroplane , skim , shave