Also known as a preferred channel buoy. A red and green horizontally striped buoy used in the United States to mark the separation of a channel into two channels. The preferred channel is indicated by the color of the uppermost stripe. Red on top indicate ...

Charge assessed by a pier or dock owner against freight handled over the pier or dock or against a steamship company using the pier or dock.

A type of compression where no heat is transferred to or from the gas during the compression process.

A place not suitable for anchoring.

Heavy roll to leeward with a beam wind.

A permanent loop spliced in the end of a line, sometimes around a thimble.

Yes. "Aye aye sir" is a reply on board ship on receipt of an order.

Away from the direction of the wind. Opposite of windward.

A ladder of rope with rungs, used over the side.

An adsorption type desiccant.

Down or downwards; as in "Lay alow!"; opposite of Aloft.

Boards fixed vertically to a boat to prevent leeway

The part of the boat behind the beam.

A component on a compressed air line designed to increase in magnitude the flow by releasing small amounts of compressed air at high velocity through an internal, ring shaped nozzle. This column of air released through the front creates a vacuum behind, t ...

An elastomeric bellow with specially designed metal end closures used in place of pneumatic or hydraulic cylinders. A device which induces action or motion with compressed air being the medium through which the power is transmitted.

A method causing a liquid or gas to condense on the surface only of an adsorbing material.

The law of the sea; jurisdiction over maritime causes.

Ad valorem.

The removal of heat from a gas after compression is completed.

The farthest aft.