The left side of the ship.

The amount of atmospheric dust which a filter will capture.

The tensile or compressive loading on the crosshead assembly with compressive piston rod loading on the outward stroke and tensile piston rod loading on the inward stroke.

The transverse partition between the cockpit and the cabin.

Lines drawn on a weather map indicating regions of equal pressure. When the lines are close together, this indicates a rapid change in air pressure, accompanied by strong winds.

A pipe, tube or channel that conveys a substance (such as air throughout a building).2. Tubes used to move air, such as to ventilate an enclosed area.

Sailor slang for marriage.

A marine insurance term meaning that the assurer will not allow payment for partial loss or damage to cargo shipments except in certain circumstances, such as stranding, sinking, collision or fire.

Similar to a whip, an instrument of punishment where seamen were flogged on their bare backs.

Said of the anchor chain when moored and the chain does not lead clear of another chain.

Abbreviation for "Master Container Freight Station." See CFS.

Tanks carried in various parts of a ship for water ballast, for stability and to make the ship seaworthy.

A large solid post on a wharf or pier for securing mooring lines; the same when constructed on the deck of a ship.

A seaman's personal "painter" is his lifeline, and if it is severed, he dies.

On wooden vessels, the frames or ribs of a ship, connected to the keel, which give shape and strength to the ship's hull.

Placed at right angles to the keel, such as a transverse frame, transverse bulkhead, etc.

Term used in a voyage charter party, e.g. vessel shall proceed to Berth 2 at Falmouth.

An audible or visual discharge at a pressure slightly lower than the set pressure on a valve. Warns the operator that the valve is about to open.

Slang sailing expression for a piece of metal or shroud that can cut or stab you.

That part of the total stroke which can be utilized repeatedly in actuator applications. It is measured starting at the compressed height and is the difference between the compressed height and the actuator height limit.