An item such as a nail, screw, rivet or other device used to fasten objects together.

Numbers of large pieces of floating ice that have come together and lie more or less in contact.

The equipment used to sail a boat, including sails, booms and gaffs, lines and blocks, etc.

The amount of work done on or by a system is equal to the amount of energy transferred to or from the system.

Water of sufficient depth to allow a boat to travel through it.

Carefully (watch what you're doing).

To leave port.

American Shipbrokers Association

The positioning and shape of the sails to the wind; To sheet in or out the sails for the most optimal performance and speed

A drogue or drag device to slow down a boat, hold its bow into the sea in heavy weather, and reduce the boat's drift downwind.

Ropes used for hoisting gaffs and sails, and signal flags.

Is singular for media and is the material...paper, wire, cellulose or a combination... from which the filter element is made and which does the actual filtration or separation.

A docking line going at approximately a right angle from the boat to the dock, preventing movement away from the dock.

Itemized list of commodities with marks/numbers but no cost values indicated.

Is the weight of a given volume of gas, usually expressed in lb / cu ft at SPT condition.

A thousand.

A crack or hole that accidentally admits a gas or lets it escape.

(1) Term describing the status of seamen, corresponding to rank in the case of officers. (2) A method of measuring a yacht's expected performance relative to another yacht while racing. Over the years many formulas have been experimented with, in order to ...

A stationary, spirally shaped passage that converts velocity head to pressure.

An absolute temperature scale. ((