To bring a sailing vessel head to the wind or as close to it as possible in high seas, maintaining a slight forward motion.

When compressed air is forced through a submerged perforated hose or pipe. Some applications include; ice prevention, reduction of salt intrusion, underwater basting, pneumatic breakwaters and general mixing and agitation

International Convention on Oil Pollution Preparedness,Response and Co-operation, IMO

Anti-clockwise circular motion. Left-handed ropes are coiled down in this way.

Abbreviation for "Not Elsewhere Specified."

A mechanical cleat used to hold a line automatically. It uses two spring loaded cams that come together to clamp their teeth on the line, which is place between them.

A grooved metal extrusion fitted on a forestay and used to secure the luff of a sail by holding its bolt rope in place.

An opening in a ship's deck for the loading and discharging of any kind of cargo.

Little or no wind and flat seas

The distance between the water level at chart datum and an overhead obstacle such as a bridge or power line.

Maximum allowable working pressure. This data is found on the pressure vessel nameplate and is the maximum pressure at which the lowest set safety valve must be set (stamped).

Is a measure of resistance to deformation, or reluctance to be squeezed out a bearing. Indicates the internal friction of a fluid. Viscosity in normal lubricants is reduced as temperature increases

Some governments require certain commodities to be licensed prior to exportation or importation. Clauses attesting to compliance are often required on the B/L.- Various types issued for export (general, validated) and import as mandated by government(s).

A freight booking made by a skipper or freight forwarder to serve space but not actually having a specific cargo at the time the booking is made. Carriers often overbook a vessel by 10 to 20 percent in recognition that "windy booking" cargo will not act ...

The original name for the left side of the vessel when facing forward. The name was changed to Port to avoid any confusion with starboard, the right side of the vessel when facing forward.

Member of a crew who works all day but does not keep the normal watches.

(Delivered Ex Quay, [Duty Paid]) (...Named Port of Destination):A Term of Sale which means the DDU term has been fulfilled when the goods have been available to the buyer on the quay (wharf) at the named port of destination, cleared for importation. The s ...

A term indicating a temperature relationship between two temperatures or temperature variation between two points.

In sailboat racing, to disturb the wind of a windward boat by positioning your boat a bit ahead and to leeward. If done correctly, the disturbed air hitting the windward boat will slow it down, leaving it at a distinct disadvantage and causing it to tack ...

Equipment used for serving meals.