Placing a port on a vessel's itinerary because the volume of cargo offered at that port justifies the cost of routing the vessel.

An old maritime expression meaning "immediately", as "let go amain" (drop the anchor at once!).

An act beyond human control, such as lightning, flood or earthquake. – An unpredictable situation which is beyond the power of man. A natural event, not preventable by any human power, such as flood, storms, or lighting usually quoted as “force majeure” ...

A notched support for the boom when the sail is not raised. Unlike a gallows frame, a crutch is stowed when boat is sailing.

The rear of a ship.

A term for stowing cargo in a container.

a filter medium primarily intended to hold soluble and insoluble contaminants on its surface by molecular adhesion.

In the direction of the vessel's head. Wind ahead is from the direction toward which the vessel's head points. In a forward direction.

On the deck (not over it - see ALOFT)

Negligence or fraud on the part of the Master or crew resulting in a loss to the owners.

The forwarding agreement or carrying agreement between shipper and air carrier and is issued only in nonnegotiable form.

A manifest that lists all cargo carried on a specific vessel voyage.

Compartment in the stern of a vessel used for storage; a storage space below the deck in the cockpit.

A term of measure referring to 42 gallons of liquid at 60o F.

Moves anchors and tow drilling vessels, lighters and similar.

Ratio between measured shaft power and the adiabatic compression power, referring to measured mass flow.

The outboard hulls of a trimaran.

A term from Latin meaning, "according to value."

A colorless gaseous compound of nitrogen and hydrogen used in refrigeration and in making of fertilizers and explosives. Found in some ambient air conditions.

All (not just 98%) particles larger than the stated micron size have been removed from the fluid being filtered.