The total pressure measured from absolute zero ( i.e., from an absolute vacuum).

Shippers load and count. All three clauses are used as needed on the bill of lading to exclude the carrier from liability when the cargo is loaded by the shipper.

The forward part of a boat's main deck.

The method by which a racing yacht may object to the actions of a rival on the basis of a breach of the racing rules. A protest committee will hear both sides, and if the protest is upheld, the offending yacht may be penalized.

A compressor belonging to the group of displacement reciprocating compressors.

The same as FOB named inland carrier, except the buyer pays the transportation charge and the seller reduces the invoice by a like amount.

Light rope secured to a buoy to hold vessel while stronger moorings are attached.

A certified document showing the origin of goods; used in international commerce.

The swell of a ship's hull around the propeller shaft.

The operation of swinging round, by means of braces, the yards of a square rigged ship to set the sails more efficiently to the wind.

A two-masted vessel with foremast square rigged, and mainmast fore and aft rigged. Originally, a ship of brigands, or pirates.

Customer designated as party paying for services.

To take down a sail quickly; the entire action of getting a sail out of the wind and furling it.

Windward side of a vessel.

A government office where duties are paid, import documents filed, etc., on foreign shipments.

The slight deflection of very small particles in a gas stream that occurs when rapidly moving gas molecules strike them.

A reference book named after the original author, Nathaniel Bowditch. Updated versions contain tables and other information useful for navigation.

A system of rivers and canals along the Atlantic and Gulf Coasts of the United States allowing boats to travel along them without having to go offshore.

A short length of chain, usually 15 fathoms (90 feet). (Method of measuring chain.)

Bread that was supplied to ships before bakeries were introduced on board.