Said of a wind when it is light and variable in direction, not blowing steadily from any direction.

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

A draft payable upon presentation to the drawee.

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

The point of equilibrium of the total weight of a containership, truck, train or a piece of cargo.

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.

A receipt for goods issued by a carrier with an indication that the goods were damaged when received. Compare Clean Bill of Lading.

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.

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

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.

Galley smokestack or chimney.

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

To come up more into the wind

Without sufficient crew.

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.

White-lead and tallow used on standing rigging.

An anchor is said to bite when the flukes dig themselves into the ground and hold firm without dragging.

A structure erected to display a characteristic light as a warning of danger at sea and as an aid to navigation.

A clumsy and unskilled man.

freezing of a piston ring in its groove in a piston engine or reciprocating compressor due to heavy deposits in the piston ring zone.