A mast that is in place is stepped.

A draft that matures on a fixed date, regardless of the time of acceptance.

States that the volume of a gas, at constant temperature, varies inversely with the pressure.

The penalty a seller must pay if the construction project does not meet contractual standards or deadlines.

Cycles per minute - a unit of measure of the frequency of any vibration.

A heavy longitudinal timber placed over the keel in a ship's stern through which the propeller shaft passes.

The bearing surrounding the propeller shaft where it exits the hull.

A curved or vertical timber that when paired with a floor or additional futtocks makes the frame of a wooden ship.

A laborer who works at loading and discharging cargo.

Force per unit area, usually expressed in pounds per square inch (PSI) or BAR.

To drag the bottom for an anchor. Also, large oars used in small vessels to force them ahead.

A strong pair of iron, steel or wooden posts on a ship's deck, around which ropes or cables are wound and held fast.

A certificate authenticated by a recognized port authority, certifying that a ship comes from a place where there is no contagious disease, and that none of her crew was infected with such a disease.

The structure on deck where the donkey engine is located.

The act of breaking out the flukes of an anchor if they are caught on some obstruction, preventing it from being normally weighed.

British standard pipe parallel.

Too heavy aloft.

The type of bottom that the anchor is set in.

To intercept the wind. A vessel or highland to windward is said to becalm another. So one sail becalms another.

A paint applied to the boat's bottom below the waterline which contains "poisons", such as copper, to inhibit the growth of marine life such as weeds or barnacles.