The small triangular space found at the intersection of lines of position on a chart when a ship's position is determined by taking three bearings.

A call requesting direction in answer to the report of a lookout that an object has been sighted.

A wooden bar which may be shipped in the capstan head for heaving around by hand (to heave up anchor or heavy objects by manpower).

A loop shaped fitting attached to the deck, spar, boom, etc., used to secure a line or block to some part of the vessel.

Freight that has not been called for or picked up by the consignee or owner.

When all the sails are shaking.

An object used as a reference point while navigating.

A fabric, usually synthetic, used to make sails.

Pressure dew point temperature (

Sea water used for ballast, let into the double bottom, or into a water-ballast tank, or trimming tanks.

Black diamond, ball, and cone shapes hoisted on vessels during the day to indicate restricted movement, ability, or type. For example three balls means aground.

Equipment used for serving meals.

A boat that has rolled so that she is lying on her side or even rolled completely over (can be caused by a sudden gust or squall). A boat with appropriate ballast should right herself after being knocked down.

To watch a vessel at anchor at the turn of tides, and cast her by the helm, and some sail if necessary, so as to keep turns out of her cables.

To remove or disassemble gear after it is used.

When the water has large or breaking waves in stormy conditions.

Navigation and Inspection Circular (US Coast Guard)

Open Shelter Deck ship.

Gross tonnage is the basis on which manning rules and safety regulations are applied, and registration fees are reckoned. Port fees are also often reckoned on the basis of GT and NT. GT and NT are defined according to formulas which take account, among ot ...

Costs that vary directly with the level of activity within a short time. Examples include costs of moving cargo inland on trains or trucks, stevedoring in some ports, and short-term equipment leases. For business analysis, all costs are either defined as ...