Plane

plan, a. "Without elevations or depre ions even level flat pert, to, lying in, or constituting a plane. — n. (Geom.) A surface, real or imaginary, in which, if any 2 points are taken, the straight line which joins them lies wholly in that surface. (Join* ery.) A tool for smoothing wooden surfaces, forming moldings, etc. — [planed (pland), planing.] To make smooth, free from inequalities of surface. [F., a plane surface, fern, of plan, flat F. plane, LL. plan a, a carpenter's plane, F. planer, L. plan are, to plane same as plan and plain, q. v.]~ Plan'er, n. {Print.') A wooden block for making the surface of type even. — Planner, Plan'ing-macbine/ n. A machine-tool for planing metals or wood. — Pla'no-con'cave, a. Flat on one side, and — concave on the other. conical, a. Plane on one — side, and conical on the other. con'vex, a. Plane on one side, and convex on the other see Lens. —