The air compressor continues to run, usually at full RPM, but no air is delivered because the inlet is either closed off or modified, not allowing inlet air to be trapped.

To go aboard the vessel; to put onboard a vessel.

U.S. Customs' automated program under AMS. It allows for electronic reporting of inbound (foreign) cargoes in the U.S.

The compression of an air actuator (air spring) below its design height.

A support fixed on the front part of a chassis (which is retractable); used to support the front end of a chassis when the tractor has been removed.

This is a factor expressing deviation of a gas from perfect gas laws.

To untie.

The bearing of an object after magnetic variation has been considered, but without compensation for magnetic deviation.

Circular iron band used to hold a bowsprit on the stem of a sailing vessel.

A machine employing two or more stages.

Ropes hung and used for assistance in ascending and descending.

A salt or ester of carbonic acid.

A bulkhead that will not let water pass from one side of it to the other.

(1) To adjust the sails for best advantage. (2) Fore and aft balance of a boat. If either the bow or stern is depressed, the vessel is said to be down by the bow or down by the stern. (3) To trim is to adjust. It does not just apply to sheets. You can tri ...

A line led to a sail, but is not currently in use. The line currently in use is known as the working sheet. Usually the working and lazy sheets change when the boat is tacked.

To let out a line or sail slowly; to slacken or relieve tension on a line; to take pressure off.

Slang for getting married. A splice joins two lines together permanently.

Uncharted navigational danger that has been reported but has not been verified by survey.

(1) To throw, as to heave a line ashore. (2) An upward pull on a line; to lift (3) The rise and fall of a vessel in a seaway.

Is used in psychrometry and is the temperature recorded by a thermometer whose bulb has been covered with a wetted wick and whirled on a sling psychrometer. Taken with the dry bulb, it permits determination of relative humidity of the atmosphere.