The part of the rope or line, between the end and the standing part, on which a knot is formed.

Where the engines of a ship are confined.

An individual with specific knowledge of a harbor, canal, river or other waterway, qualified to guide vessels through the region. Some areas require that boats and ships be piloted by a licensed pilot.

Above the main deck.

A rope passed around (center) a boat or other object for hanging.

A port where cargo is received by the ocean carrier and stuffed into containers but then moved to another coastal port to be waded on a vessel.

Abbreviation for "Destination Rail Freight Station." Same as CFS at destination, except a DRFS is operated by the rail carrier participating in the shipment.

A red and white vertically striped buoy used in the United States to mark the middle of a channel. Midchannel buoys may be passed by on either side.

An elevated guardrail set up at the bow of a vessel. When erected at the stern, it is called a pushpit.

A filter element so full of contaminants that no longer can pass rated flow without excessive pressure differential.

The most commonly used lubricating oil for compressors.

To drag the bottom for an anchor. Also, large oars used in small vessels to force them ahead.

Small pump for shower drainage

Speed or velocity of current (2) The leeway, or movement of the boat, when not under power, or when being pushed sideways while under power

The type of bottom that the anchor is set in.

A device used to keep a line from slipping, such as a jamcleat.

Small sea that rises just above bows or gunwale.

In the middle portion of the boat - Roughly halfway between a ship's stem and stern, and where the beam usually is the widest.

A draft payable on demand upon presentation.

Force per unit area, usually expressed in pounds per square inch (PSI) or BAR.