A stationary element between stages of a multistage centrifugal compressor. It may include guide vanes for directing the flowing medium to the impeller of the succeeding stage. in conjunction with an adjacent diaphragm, it forms the diffuser surrounding t ...

On a square-rigged ship, a light weather sail set next above the royal in fair weather.

The place at which a shipment is received by a carrier from the shipper.

The location from which the boat is steered, usually in the middle or at the stern of the boat.

The stationary seating surface, the inlet of a valve.

A single outlet or limited number of outlets in a building used to connect tools or equipment to the air system.

A free port in a country divorced from Customs authority but under government control. Merchandise, except that which is prohibited, may be stored in the zone without being subject to import duty regulations.

Heavy-weather practice of pouring oil on the sea so as to form a film on the surface, thus preventing the seas from breaking. To smooth out some difficulty.

The wind direction indicator on the masthead.

A set of radio, sound, and visual signals designed to aid in communications between vessels without language problems. It can be used with Morse Code, with signal pennants, and by spoken code letters.

The operation of secretly bringing goods into a country to avoid paying duty on the goods. Also applies to illicit goods.

Froth of sea foam.

Another term for a marine railway.

block

Placing a container where required to be loaded or unloaded.

A vertical post extending above the deck for securing mooring lines

Center point of all underwater area of the hull where the hull's lateral resistance can be said to be centered.

C The international temperature scale where water freezes at 0 (degrees) and boils at 100 (degrees). Also known as the centigrade scale.

The imaginary line running from bow to stern along the middle of the boat.

In sailboat racing, a tactical maneuver to lock in a competitor by tacking on them in close proximity so they can not tack from under your boat and they start to lose speed due to your sails blocking their sails.