Nickname for a British naval seaman.

An arch to mount the radar, usually at the stern of the boat.

[meaning]

A four sided sail used instead of a triangular main sail. Used on gaff rigged boats.

Most common material is phenolic resin-impregnated laminated fabrics, such as asbestos or cotton cloth. For oil free service, bronze and carbon/graphite vanes are used.

Volume flow rate measured in cubic meters per minute (or per hour)

[meaning]

A hull with the bottom section in the shape of a "V."

A control line, usually a multi-purchase tackle, secured to the boom to prevent it from lifting. Can also apply to other spars, such as gaffs.

To attempt to contact another boat or shore, either by voice or radio.

All the various sails carried on board a yacht.

An object designed to increase the radio reflectivity of a boat so that it is more visible on radar. Many small boats are made with fiberglass and other materials that do not reflect radar very well on their own.

An inert gaseous element.

see Monkey Jacket.

A pneumatic hand held percussive drill designed as a boring tool.

Measuring point for compressor acceptance test. Pressure at the compressor outlet flange.

The leading ship, or ships, in a fleet or squadron.

A term for what frequently happened to Nantucket whalers when they left the whaling ship in a small boat to go after a whale. If they harpooned the whale without mortally wounding it, the animal took off with the whaleboat in tow.

[meaning]

Is a single shaft, positive displacement rotary compressor.