A synthetic rubber frequently used for vessel and liquid filter element gasket.

When flogging a seaman, to run the fingers through the Cat-O'-Nine-Tails after each stroke to separate the strands in preparation for the next stroke.

The act of taking a ship on the high seas from those lawfully entitled to it.

A pneumatic device with a rotary output. Typically of a vane or rack-and-pinion construction.

A law limiting the time in which claims or suits may be instituted.

(1) Said of seas that break over a vessel or over a sea wall. (2) A whale breaches when it leaps out of the water.

Joining the ends of two lines without increasing the thickness over the length of the splice, so that the splice will pass freely through a block.

A buoy secured to a permanent anchor sunk deeply into the bottom.

The maximum power required by a given compressor when operating at a (1) constant discharge pressure with variable intake pressure, or (2) constant intake pressure with variable discharge pressure.

A single masted cutter built expressly for the prevention of smuggling and the enforcement of customs regulations.

To bind together in order to increase tension or to prevent from blowing loose.

A pillar or handhold on a boat - Hand-hold fittings mounted on cabin tops and sides for personal safety when moving around the boat.

Is a process taking place under constant temperature. To compress the gas from state 1 to state 2, heat must be removed to keep the temperature constant. The pressure change is reciprocal to the change in specific volume.

Lloyds open form

Is the reversal of flow within a dynamic compressor that takes place when the capacity being handled is reduced to a point where insufficient pressure is being generated to maintain flow. Also known as surge.

Space booked by shipper or charterer on a vessel but not used

A pointed spar driven into the bottom and projecting above the water; when driven at the corners of a dock, they are termed fender piles.

The forwardmost or front part of the vessel. Opposite of Stern

Crew store managed by crew members offering everything from snacks to toiletries. Originally the name given to clothing that was issued to seamen.

A group of whales.