Distinguishing flag of a merchant marine company flown from the mainmast of merchant ships.

A draft payable upon presentation to the drawee.

A 19th century term for a yachtsman who sails his own yacht without the help of a professional skipper.

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

Galley smokestack or chimney.

is one in which a portion of the original system energy is dissipated and cannot be returned to the system through its own operation. The system and/or surroundings cannot be returned to their original state.

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

White-lead and tallow used on standing rigging.

To measure the depth of the water with a lead. Also said of a whale when it dives to the bottom.

Without sufficient crew.

Trailer on which shipping containers are carried when moved by road.

A wooden wedge fitting into a drainage hole in the bottom of a boat for the purpose of draining the boat when she is out of water.

A sudden squall of wind accompanied by lightning.

The headway a vessel makes when luffed in the wind; the distance a sailing vessel will shoot up to windward when brought head to head in the act of tacking.

A clumsy and unskilled man.

Fluid cooling agent.

Pounds per square inch, gauge. Pressure indicated by a pressure gauge.

A flexible strip used for fairing lines.

Vertical frame components fitted at the corners of the container, integral to the corner fittings and connecting the roof and floor structures. Containers are lifted and secured in a stack using the castings at the ends.

The piston only compresses air with its stroke in one direction.