Engineering science pertaining to gaseous pressure and flow.

Articles packed so that one rests partially or entirely within another, thereby reducing the cubic-foot displacement.

Is the temperature at which moisture begins to condense in a compressed air system.

A vessel's station bill showing duties of crew.

To cast off all but one remaining line.

A piece of equipment designed to lift containers by their corner castings.

A purchase (block and tackle) for hoisting a boat to its davits.

All matter consists of molecules which are in constant motion, but which are held together by molecular forces. In a solid the molecules are closely packed and arranged in such a pattern that the influence of the molecular forces is very strong. This give ...

In sailboat racing, the mark or buoy that signifies one side of the starting line, opposite of the race committee boat.

A blast of from 4 to 6 seconds' duration.

Canvas or wood seat attached a halyard to raise and lower someone to work on the mast

The water level used to record data on a chart. Usually the average low tide water level. It is the level below which depths on a chart are measured, and above which keights of a tide are expressed.

Snappy, seamanlike; a smart ship is an efficient one.

Response to an offer which varies the terms or conditions of that offer.

Running directly before wind and sea.

Ships time was counted by the half hour, starting at midnight. A half hour after twelve was one bell; one o'clock, two bells; and so on until four o'clock, which was eight bells. The counting then started over again, with 4

Small, circular sheets of newly-formed ice that do not impede navigation.

See CFS.

The pressure that would be produced by stopping a moving stream of liquid or gas.

The turbulent effect of air on the lee side of a sail when trimmed in too far.