A windlass is a winch-like device used to assist in the raising of the anchor.

a filter intended to prevent only large particles from entering a component immediately downstream.

The pressure loss across the filter element determined under steady state flow conditions using a clean test fluid across a clean filter element.

An anchor is said to come home when its flukes are not holding in the ground and it drags.

A winch with one or more rope storage drums for veering out, hauling in or making fast tow ropes.

Shanties are the work songs that were used on the square-rigged ships of the Age of Sail. Their rhythms coordinated the efforts of many sailors hauling on lines.

Abbreviation for "Cost, Insurance, Freight." (Named Port) Same as C&F or CFR except seller also provides insurance to named destination.

Referring to the lines of a vessel's hull when they give a a fine and unobstructed run from bow to stern so that she moves through the water smoothly.

A point of sail where the boat is sailing as close to the wind (as directly into the wind) as possible; sails are pulled in tight, enabling the boat to point as high as possible to the direction the wind is coming from; Also, "beating" and "on-the-wind". ...

The ratio of the absolute discharge pressure to the absolute inlet pressure.

Voyages where the ship is not generally underway for periods long enough for seafarers to require sleep, or long off-duty periods, during the voyages.

Cost, Insurance, Freight, Interest and Exchange.

A watertight bulkhead at the forepeak extending to main deck. This bulkhead prevents the entire ship from being flooded in case of a collision.

Line used for checking a vessel's way when warping her into a dock or basin.

The naval rank next below that of Captain.

See "Brokerage"

Damage that is not evident from viewing the unopened package.

A ring of rope made by splicing the ends, and used for slinging weights, holding the parts of a block together, etc. A rope, wire or iron binding, encircling a block and with a thimble seized into it for taking a hook.

Rate at which unsaturated air cools as it travels vertically, provided that all temperature change is adiabatic (without heat exchange), and no condensation occurs.

Blue working overalls.