The forwardmost or front part of the vessel. Opposite of Stern

Loss of effective propeller thrust caused by the blades cutting across the column of water sucked along by the propeller instead of working in it. Can also lead to heavy vibration of the vessel.

Storing on land. Many small boats are placed in dry storage over the winter.

The passing of several turns of line across the jaw of a hook to prevent something on the hook, such as an eye or a line, from jumping clear.

Abbreviation for "Container Freight Station." A shipping dock where cargo is loaded ("stuffed") into or unloaded ("stripped") from containers. Generally, this involves less than containerload shipments, although small shipments destined to same consignee ...

A port designated by the government of a country for duty-free entry of any non-prohibited goods. Merchandise may be stored, displayed, used for manufacturing, etc., within the zone and re-exported without duties.

To ascertain the proper course to be steered to make the desired point or port. Shark's mouth

In a square rigged ship, the act of hauling the head sheets to windward and laying the head-yards flat aback in order to bring the ships head out of the wind while tacking. This is done when helm action alone is insufficient.

The horsepower calculated from compressor-indicator diagrams. Applied only to displacement type compressors.

Swing of the boom from one side of the ship to the other when the tack is changed.

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

To bind together in order to increase tension or to prevent from blowing loose.

Devices that may be used to position the impeller or to protect the shaft.

(1) Said of seas that break over a vessel or over a sea wall. (2) A whale breaches when it leaps out of the water.

The gauge pressure at which a safety valve visibly and audibly opens or at setting which a relief valve discharges an unbroken stream of liquid.

Very small wooden pail having one stave prolonged to form a handle. Used as a bailer in a boat.

On a square-rigged ship, the act of lowering a spar or yard to the deck.

To change a boat's direction, bringing the bow through the eye of the wind.

Lloyds open form

A hard-chined dinghy with flared sides, considered a useful weight-carrying work boat.