See Intracoastal Waterway.

A canvas cover secured over a funnel when not in use. Sailor's headwear, woolen type, capable of covering the ears in cold weather.

A naval rank next below that of lieutenant-commander, which is next below that of captain (the equivalent of commander).

Open Shelter Deck ship.

An object used as a reference point while navigating.

Black diamond, ball, and cone shapes hoisted on vessels during the day to indicate restricted movement, ability, or type. For example three balls means aground.

Enormous sea monster supposed to have been seen off coasts of America and Norway. Sometimes mistaken for an island.

A fabric, usually synthetic, used to make sails.

Said of an object that is secured to another; attached, fixed, secured.

Pressure dew point temperature (

A rope spliced into the end of a block and used for making it fast to rigging or spars. Such a block is called a tail-block.

To watch a vessel at anchor at the turn of tides, and cast her by the helm, and some sail if necessary, so as to keep turns out of her cables.

The power that is consumed to overcome the frictional losses when operating in an unloaded condition.

When the water has large or breaking waves in stormy conditions.

(1) A body of salt water. A very large body of fresh water. (2) The condition of the water around a boat. Heavy seas for example.

A warning from aloft (heads up).

Said of a vessel when stopped and lying near the wind in heavy weather. See Heave To

A small tapering flag, which can be used for identification or communication.

An absolute temperature scale. The kelvin unit of thermodynamic temperature, is the fraction 1/273,16 of the thermodynamic temperature of the triple point of water. The triple point of water is the equilibrium temperature (0,01

A hand held pneumatic tool. Designed for light demolition work, digging, making holes etc.