- (v.i.) Of a boat, to lift more or less out of the water while in motion, after the manner of a hydroplane; to hydroplane.
- (a.) To make smooth; to level; to pare off the inequalities of the surface of, as of a board or other piece of wood, by the use of a plane; as, to plane a plank.
- (n.) Any tree of the genus Platanus.
- (a.) Without elevations or depressions; even; level; flat; lying in or constituting, a plane; as, a plane surface.
- (a.) A tool for smoothing boards or other surfaces of wood, for forming moldings, etc. It consists of a smooth-soled stock, usually of wood, from the under side or face of which projects slightly the steel cutting edge of a chisel, called the iron, which inclines backward, with an apperture in front for the escape of shavings; as, the jack plane; the smoothing plane; the molding plane, etc.
- (a.) A block or plate having a perfectly flat surface, used as a standard of flatness; a surface plate.
- (a.) A surface, real or imaginary, in which, if any two points are taken, the straight line which joins them lies wholly in that surface; or a surface, any section of which by a like surface is a straight line; a surface without curvature.
- (a.) An ideal surface, conceived as coinciding with or containing, some designated astronomical line, circle or other curve; as, the plane of an orbit; the plane of the ecliptic or of the equator.
- (a.) Figuratively, to make plain or smooth.
- (a.) To efface or remove.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). plane. Retrieved September 21, 2026, from http://smartdefine.org/plane/definitions/2046094 |
| Chicago | Webster's. 2011. "plane" http://smartdefine.org/plane/definitions/2046094 (accessed September 21, 2026). |
| Harvard | Webster's 2011, plane, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/plane/definitions/2046094>. |
| MLA | Webster's. "plane" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/plane/definitions/2046094> |