Leaning out over the side of the boat to to counteract heel and balance it.

A knot used to form a knob in the end of a line to prevent the end from running through a block or other narrow space.

Abbreviation for "Gross Vehicle Weight." The combined total weight of a vehicle and its container, inclusive of prime mover.

Is a process taking place under constant volume. To raise the pressure from state 1 to state 2, heat must be added. The pressure change is proportional to the change in temperature.

A small receiver fitted on the inlet or discharge of a reciprocating compressor. The device is designed to remove the resonance from the compressor thereby reducing noise.

A certificate authenticated by a recognized port authority, certifying that a ship comes from a place where there is no contagious disease, and that none of her crew was infected with such a disease.

Said of a vessel with little stability, whether due to design or to stowage of cargo.

A certificate issued as a result of an examination of competency and experience. Some refer to their USCG license as their ticket

Part of a ship/s side projecting upwards along the line of the weather deck or uppermost deck.

A figure marked on the side of merchant vessels to indicate allowed loading depths. Named after Samuel Plimsoll, English Member of Parliament and maritime reformer.

Is the temperature at which water vapor begins to condense at atmospheric pressure. Is the same as dew point, but is related to atmospheric air only.

The portion of a valve used to guide the disc.

The alternate rise and fall of the bow of a vessel proceeding through waves.

The Roman god of the sea, associated with Salacia, the goddess of Salt Water.

Various statements that the U.S. government requires to be displayed on export shipments. The statements specify the authorized destinations.

Abbreviation for "Inland Point Intermodal." Refers to inland points (non-ports) that can be served by carriers on a through bill of lading.

A liquid piston compressor is a rotary compressor in which a vaned rotor revolves in an elliptical casing, with the rotor spaces sealed by a ring of liquid rotating with it inside the casing.

The essential fittings and equipment of a ship, such as anchors, rigging, masts, davits, derricks, winches, etc., excluding her consumable stores such as water, fuel and victuals.

Any steel bar or column, fitted vertically, to support a deck, or any part of a ship's structure. Also called a stanchion.