The motion of air relative to a body in it.

A mythical creature, half human and half fish.

A yard or pole extending the head or foot of the topsail beyond the topmast or gaff of a gaff-rigged boat

A thin, flexible wooden or plastic strip inserted into a pocket (batten pockets) on the back part (leech) of a sail to stiffen it and assist in keeping its form.

Is the pressure exerted by a vapor confined within a given space. The vapor may be the sole occupant of the space, or may be associated with other gases.

A method of preventing the ends of a line from unlaying or fraying by turns of small stuff, stout twine or seizing wire with the ends tucked.

An opening in a ship's deck for the loading and discharging of any kind of cargo.

A thermal expansion valve.

Shifting the moving block of a tackle from one place of attachment to another place farther along to give more advantage.

Is a measure of resistance to deformation, or reluctance to be squeezed out a bearing. Indicates the internal friction of a fluid. Viscosity in normal lubricants is reduced as temperature increases

A projecting aperture at the end of a tube, pipe etc. serving as an outlet for compressed air. Reduces the demand on the compressor by generating the highest thrust and volume for the lowest possible air consumption.

Standing or running (adjustable) wire rigging that supports the mast from the stern; a wire mast support leading aft to the deck or another mast

(1) To float a vessel off the ways in a building yard after it is completed. (2) A small boat used to ferry people to and from a larger vessel.

A strong tropical counterclockwise revolving storm the southern hemisphere. In the northern hemisphere these storms revolve clockwise and are known as hurricanes.

A term indicating a temperature relationship between two temperatures or temperature variation between two points.

A sliding type of bearing having either rotating or oscillatory motion and in conjunction with which a journal operates. In a full or sleeve type bearing, the bearing surface is 360 degrees in extent. In a partial bearing, the bearing surface is less than ...

The ship's water closet (toilet or wash-room). The upper edge of a quadrilateral sail.

An international goods classification system for describing cargo in international trade under a single commodity-coding scheme. Developed under the auspices of the Customs Cooperations Council (CCC), an international Customs organization in Brussels, thi ...

To bring a sailing vessel head to the wind or as close to it as possible in high seas, maintaining a slight forward motion.