PLANISHING
Plan"ish*ing,
Defn: a. & vb. n. from Planish, v. t. Planishing rolls (Coining), rolls between which metal strips are passed while cold, to bring them to exactly the required thickness.
PLANISPHERE
Plan"i*sphere, n. Etym: [Plani- + sphere: cf. F. planisphère. See
Plain, and Sphere.]
Defn: The representation of the circles of the sphere upon a plane; especially, a representation of the celestial sphere upon a plane with adjustable circles, or other appendages, for showing the position of the heavens, the time of rising and setting of stars, etc., for any given date or hour.
PLANISPHERIC
Plan`i*spher"ic, a.
Defn: Of or pertaining to a planisphere.
PLANK Plank, n. Etym: [OE. planke, OF. planque, planche, F. planche, fr. L. planca; cf. Gr. Planch.]
1. A broad piece of sawed timber, differing from a board only in being thicker. See Board.
2. Fig.: That which supports or upholds, as a board does a swimmer. His charity is a better plank than the faith of an intolerant and bitter-minded bigot. Southey.
3. One of the separate articles in a declaration of the principles of a party or cause; as, a plank in the national platform. [Cant] Plank road, or Plank way, a road surface formed of planks. [U.S.] — To walk the plank, to walk along a plank laid across the bulwark of a ship, until one overbalances it and falls into the sea; — a method of disposing of captives practiced by pirates.