PIT n.
the spring as a forcing bed. -- Pit coal, coal dug from the earth; mineral coal. -- Pit frame, the framework over the shaft of a coal mine. -- Pit head, the surface of the ground at the mouth of a pit or mine. -- Pit kiln, an oven for coking coal. -- Pit martin (Zoöl.), the bank swallow. [Prov. Eng.] -- Pit of the…
PLATFORM n.
t or horizontal surface; especially, one that is raised above some particular level, as a framework of timber or boards horizontally joined so as to form a roof, or a raised floor, or portion of a floor; a landing; a dais; a stage, for speakers, performers, or workmen; a standing place.
PLOW; PLOUGH n.
ny formerly paid by every plowland to the church. Cowell. -- Plow beam, that part of the frame of a plow to which the draught is applied. See Beam, n., 9. -- Plow Monday, the Monday after Twelth Day, or the end of Christmas holidays. -- Plow staff. (a) A kind of long-handled spade or paddle for cleaning the plowshar…
PRINTING n.
, the act of producing photographic prints. Block printing. See under Block. -- Printing frame (Photog.), a shallow box, usually having a glass front, in which prints are made by exposure to light. -- Printing house, a printing office. -- Printing ink, ink used in printing books, newspapers, etc. It is composed of l…