To revolve the drum of a capstan, winch or windlass. (Pulling with mechanical deck heaving gear).

Above the upper deck (above).

Fitted with cabins and catering facilities for offshore crews. Semisubmersible accommodation units are ofte called "Flotels".

To sail large, with wind about four points abaft beam.

A temporary repair or replacement using improvised materials and parts.

An old name for high waves when they break with a white crest.

Underwriters Lab.

One carrier assumes the charges of another without any increase in charges to the shipper.

The angular distance North or South of the equator, measured from the center of the earth. It thus corresponds to latitude on the earths surface.

A line rove through a single block secured aloft.

Practice of loading iron ore cargoes into every alternate hold, leaving the remaining holds empty.

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

Term for a seaman's short leave from his ship, permitting him to go ashore for the day or night.

To move cargo up line to a vessel leaving sooner than the one booked. (See "Roll.")

The interval between full moon and change of moon and the highest high tide.

A mast that is stepped (placed) on the deck of a boat rather than through the boat and keel stepped. The mast of a deck stepped boat is usually easier to raise and lower and are usually intended for lighter conditions than keel stepped boats.

The law of the sea; jurisdiction over maritime causes.

The falling tide when the water recedes out to the sea and the water level lowers; a period or state of decline.

An instrument used to keep a record of atmospheric pressure, such as on a paper drum.

A colorless, odorless, tasteless gas. A mixture of individual gases. The gaseous mixture surrounding the earth. Standard density of dry air free of carbon dioxide (0