A wind shift that forces a boat to sail below its mean wind course.

To go aboard the vessel; to put onboard a vessel.

(1) To adjust the sails for best advantage. (2) Fore and aft balance of a boat. If either the bow or stern is depressed, the vessel is said to be down by the bow or down by the stern. (3) To trim is to adjust. It does not just apply to sheets. You can tri ...

Those frames of a ship's hull which are equal in area, one forward and one aft of the ship's center of gravity.

Incapable of being mixed without separation phases. Water and petroleum oil are immiscible under most conditions, although they can be made miscible with the addition of an emulsifier.

To repair, clean or paint the hull.

Search of a vessel, by Customs authorities, for unreported goods.

The bearing of an object after magnetic variation has been considered, but without compensation for magnetic deviation.

The country in which the vessel is registered.

A fix taken by visually observing the location of known landmarks.

A sailing ship with three to five masts, all of them square-rigged except the after mast, which is fore-and-aft rigged.

Is used in psychrometry and is the temperature recorded by a thermometer whose bulb has been covered with a wetted wick and whirled on a sling psychrometer. Taken with the dry bulb, it permits determination of relative humidity of the atmosphere.

A ton on which the shipment is freighted. If cargo is rated as weight or measure (W/M), whichever produces the highest revenue will be considered the revenue ton. Weights are based on metric tons and measures are based on cubic meters. RT=1 MT or 1 CBM.

An abbreviation of forecastle.

A rope used for securing any movable object in place

A support fixed on the front part of a chassis (which is retractable); used to support the front end of a chassis when the tractor has been removed.

To prevent contact with an object while bringing the ship alongside.2. To push off when making a landing.

Condition of a sailing ship when all sails have been taken down in a severe storm, very often a hazardous undertaking if there is a high sea running.

A weight attached to a line used to determine depth by lowering it into the water.

Six feet. Comes from the Dutch word "fadom" which was the distance between fingertips of outstretched hands.A unit of measurement relating to the depth of water or to the length of line or cable; one fathom is 6 feet or 1.83 meters