Pile. A piece of lumber or iron, together with others, driven into the bed of a river for the support of a pier, bridge, etc.

Pilot Bridge. Narrow thwartships platform, extending from side to side above a steamer's upper or bridge deck. Serves as a station for the pilot or officer of the watch.

Port. Opening in ship's side, in bulwark, etc.

Propeller-screw. Propeller in which blades are at an angle to the line of axis, similar to the threads of a screw.

Quarters. Men's positions when called to their duties, as during fire or boat drill; also living accommodations.

Quay. Artificial landing-place.

Raft. A collection of boards fastened together by ropes or chains, and capable of floating.

Ram. Massive projection under water at the bow of a warship. The ship is also called a ram.

Rat-line. Three-stranded cord, of which the ladder-like steps in lower rigging, topmast rigging, etc., are formed.

Rigging. Entire equipment of a ship's masts, spars, etc., with their standing and running ropes.