To reeve and secure a stopper (hold a strain on a line while transferring it).

The inside center strand of rope.

At a considerable distance.

A penalty charge against shippers or consignees for delaying the carrier's equipment beyond the allowed free time. The free time and demurrage charges are set forth in the charter party or freight tariff.- See also Detention and Per Diem.

After or trailing edge of a sail; the after edge of a fore-and-aft sail and the outer edges of a square sail.

To keep a weather eye is to be on the alert (heads up).

That part of a ship's bow where the hawse holes and hawse pipes are situated.

To store a yacht away on land for the winter

Abbreviation for "Not Otherwise Indexed."

A vessel designed for the transport of people or goods from one place to another on a regular schedule.

See Heave To

A pipe lead-in for anchor chain through ship's bow.

The permitted increase in pressure developed after the valve has opened. Usually expressed in percentage, ie.; 3% accumulation (A.S.M.E. Code, Section I). Flows through safety/relief valves are officially determined at these overpressure conditions.

Japanese tapered pipe thread (Female).

Pockets in a sail where battens can be placed to stiffen the sail.

The most common type of sail used today, a triangle-shaped mainsail defined by the mast and one horizontal boom perpendicular to the mast.

Mesh is the number of openings in a square inch of screen or sieve. It is equal to the square of the number of strands of metal or plastic screening per lineal inch. Standard US mesh screen # 16 equates to a 1.19 millimeter particle diameter, mesh size #4 ...

A keel that is narrow and deeper than a full keel.

The top point of the line about which the earth rotates.