A method of moving a boat with oars. The person rowing the boat faces backwards, bringing the blade of the oars out of the water and toward the bow of the boat. They then pull the oars through the water toward the stern of the boat, moving the boat forwar ...

A line that controls the angle of the sail in its relation to the wind; attached to the clew of a sail to adjust its trim (make the sail the proper shape to catch the wind).

A metal appliance consisting of a thread and screw capable of being set up or slacked back and used for setting up on rigging.

(1) The location from which a vessel is steered and its speed controlled; navigation and command center of the vessel. (2) A man made structure crossing a body of water.

To change the course of a sailing vessel.

Line on a chart linking points of equal depth. also known as a Depth Contour.

The normal working pressure for an air motor (6 bar).

The anchor is under the hawse .

Rum diluted with water. In the 1700s the daily ration of rum in the British Navy was diluted with water with the idea of reducing drunkenness. The term groggy was derived from the effects of drinking too much grog.

A stated amount over a fixed rate to one point to make a rate to another point.

Determination of the dutiable value of imported merchandise by a Customs official who follows procedures outlined in their country's tariff, such as the U.S. Tariff Act of 1930.

ACRONYM - Approach temperature. Usually the difference between cooling water temperature in to compressed air temperature out of an inter-cooler or after-cooler. Sometimes used to define oil cooler efficiency (cooling water temperature in to oil temperatu ...

A person or firm who transacts all business in a port on behalf of shipowners or charterers. Also called shipping agent; agent.

A type of journal bearing in centrifugal air compressors.

1.06 liquid U.S. quarts or 33.9 fluid ounces.

To assist or help.

The document containing all particulars relating to the terms of agreement between the Master of the vessel and the crew. Sometimes called ship's articles, shipping articles.

A small bag for carrying or stowing all personal articles.

A design in which the forestay does not go to the very top of the mast, but instead to a point 3/4-7/8 of the way up the mast.

The difference in depth between high and low tide.