Owners or operators of vessels providing transportation to shippers. The term is also used to refer to the vessels.

Forty Foot Equivalent Units (Containers).

Sailing vessel with three or more masts. Square rigged on foremast, fore and aft rigged on all others.

ACRONYM - National Pipe Thread standard. A description of a specific pipe thread

Direction from which the wind is blowing; an unsailable sector between close hauled headings.

A sail set forward of the foremast on the headstay; a foresail

Compressors of 20 HP or less, generally combined with all the components required to put the into operation.

The fitting which connects the boom to the mast.

At a considerable distance.

The condition when a perfect gas is isentropically compressed, and the gas inlet temperature and also the amount of work spent is the same for each stage.

The distance the bow of a boat is forward of another's stern

A signboard attached to a daybeacon to convey navigational information presenting one of several standard shapes (square, triangle, rectangle) and colors (red, green, orange, yellow, or black). Daymarks usually have reflective material indicating the sha ...

A tube with a narrow throat (a constriction) that increases the velocity and lowers the pressure of the liquid passing through it, creating a partial vacuum immediately after the constriction in the tube. The vacuum created has a sucking effect, and a ven ...

Atmospheric pressure as measured by a barometer.

Assault upon a seaman, by Master, while at sea.

A hole in the hull for mooring lines, cable, or chain to run through.

The top point of the line about which the earth rotates.

A capacity measurement equal to one-fourth of a barrel.

Ice pack whose limits cannot be seen from ship.