S: (n) plane (plane%1:25:00::), sheet (sheet%1:25:00::) ((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"
S: (n) plane (plane%1:26:00::) (a level of existence or development) "he lived on a worldly plane"
S: (v) plane (plane%2:35:00::), shave (shave%2:35:02::) (cut or remove with or as if with a plane) "The machine shaved off fine layers from the piece of wood"
S: (v) plane (plane%2:35:03::) (make even or smooth, with or as with a carpenter's plane) "plane the top of the door"
Adjective
S: (adj) flat (flat%3:00:00:even:01), level (level%3:00:01:even:01), plane (plane%3:00:00:even:01) (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"