Is the suction pressure attained by an ejector or positive displacement vacuum pump at zero capacity with the suction absolutely blanked off.

Seaman's term for the period of work on board ship for which he has been paid in advance when signing on.

Steel disc, that is dogged down over a porthole to secure against breakage of the glass and to prevent light from showing through.

An empty wine bottle after its contents have been drunk.

Said of wind when exactly ahead; and of another vessel when her fore and aft line coincides with observer's line of sight.

The process of plotting a theoretical position or future position based on advancing from a known position using speed, time, and course, without aid of objects on land, of sights, etc. Term comes from deduced reckoning, abbreviated first to "ded reckonin ...

Circular blocks in the shrouds or stays to adjust tension.

Space booked by shipper or charterer on a vessel but not used

Amount payable by charterer for failing to load the quantity agreed in the contract of carriage.

Space booked by shipper or charterer on a vessel but not used

One leg of a move without a paying cargo load. Usually refers to repositioning an empty piece of equipment.

A floating log

Fixed ports that do not open which are placed in the deck or cabin to admit light.

The measurement of the angle between the bottom of a boat and its widest beam. A vessel with a 0

The number of tons of 2,240 pounds that a vessel can transport of cargo, stores and bunker fuel. It is the difference between the number of tons of water a vessel displaces "light" and the number of tons it displaces when submerged to the "load line." ...

A long ton of cargo that can be stowed in less than 40 cubic feet.

A common measure of ship carrying capacity. The number of tons (2240 lbs.) of cargo, stores and bunkers that a vessel can transport. It is the difference between the number of tons of water a vessel displaces "light" and the number of tons it displaces "w ...

Heavy longitudinal timbers fastened over the keelson. The timbers of the bow and stern are fastened to the deadwood.

A transaction on a stock exchange by a broker or institution.

The cost of trading in an asset or security which will vary according to the broker you use and.