A vertical post extending above the deck for securing mooring lines

In sailboat racing, the mark or buoy that signifies one side of the starting line, opposite of the race committee boat.

The apparent angle of the sun north or south of the eath's equatorial plane. The earth's rotation on its axis causes a daily change in the declination.

Depth measured; the number indicating depth on a chart; the process of measuring fuel or water in ships' tanks. A ship is thought to be "in soundings" when she is inside the 100 fathom line, and "off soundings" when she is outside that line. ...

A large balloon shaped lightweight sail used when running or reaching. Spinnakers are made of cloth very similar to that used for parachutes, which is why you may also hear them called chutes, or kites.

A included angle between a rope and vertical plane of winch drum or warping end axial line, through the point at which rope leaves the drum or warping end

A business person who specialises in turning round companies in deep trouble.

The spiral grooves between the strands of rope after it has been laid up.

An anchor which has become entangled with some object on the bottom, or, on weighing, has it's rode or chain wound around its stock or flukes.

An investor who plots information about share prices and trading volumes on a chart, looking for.

The world's largest exchange for futures contracts, in terms of the number of contracts traded.

A financial services sales rep, authorised to give financial advice on life assurance, pensions.

see Turnbuckle

The point (speed of sound) at which air flow through an orifice can not increase regardless of pressure drop.

A metal fitting with an arm that uses a spring to close automatically when connected to another object.

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 ...

A futures transaction where an equal and opposite trade closes an open position. This leaves a.

A type of journal bearing in centrifugal air compressors.

The speed needed for a boat to begin planing.

An official signature or seal affixed to certain documents by the consul of the country of destination.