A U-shaped fitting closed with a pin across the open ends, the pin sometimes being threaded at one end and sometimes held in place with a cotter pin, and used to secure sails to lines or fittings, lines to fittings, fittings to fittings, anchors to chain, ...

The maximum rate at which an engine can do work as measured by the resistance of an applied brake. Expressed in horsepower.

Shipment of goods to a foreign country.

Imaginary lines drawn through the north and south poles on the globe used to measure distance east and west of the prime meridian at Greenwich, England (designated as 0

A running light allowed on some sailboats instead of the normal bow and stern lights. The tricolor light contains the red and green side lights and the white stern light in a single fitting that is attached to the top of the mast.

The ratio of the actual water-vapor partial pressure to its saturation pressure at the same temperature. (considered only with atmospheric air).

A disturbance of surface water by conflicting current or by winds.

One which blows across a boat's side

A pole used as part of the sailboat rigging, such as masts, booms, gaffs, yards, etc. A vertical spar is a mast.

(1) The transverse measurement of a boat at its widest point. Also called breadth. (2) One of the transverse members of a ship's frames on which the decks are laid.

(1) The location from which a vessel is steered and its speed controlled; navigation and command center of the vessel. (2) A man made structure crossing a body of water.

A dinghy or raft that can be inflated for use or deflated for easy stowage.

When a ship's head or stern pitches suddenly and violently into the trough of the sea.

Articles handled only under certain conditions.

Temperature at which condesation first occurs and moisture is formed.

A short spar projecting over the stern of a sailing vessel to sheet the mizzen sail when the mizzen-mast is so far aft that there's not enough room inboard to bring down the sheet and trim the sail. Also, a short spar extending from the stemhead in place ...

see Bream

: Regular ship shaped vessel, production ship. Positioned by anchors or dynamic positioning. Has its own propulsion machinery.

To approach something from upwind

To keep close.