force wind-Wind with a speed above 64 knots (73 mph); Beaufort scale numbers 12 through 17.

The athwartships seats in a boat on which oars-men sit.

The periodic rise and fall of water level in the oceans.

Side to side.

The pressure screw cover and/or lever housing on a valve. May be screwed, bolted. packed, or plain lever.

To throw goods overboard.

The top part of the mast.

The white running light carried by steam vessel underway on the foremast or in the forepart of the vessel.

Technical BulletinsUnits of measurements and conversions.

To lower and furl the sails.

A small cask carried in ship's boats for drinking purposes.

1.Floating Crane.2.Facilitation Committee(IMO).

A measure of the intensity of gusts given by the ratio of the total range of wind speed between gusts and the intermediate periods of lighter wind to the mean wind speed, averaged over both gusts and lulls.

The record made by a hygrograph.

Readily taking up and retaining moisture.

Conveying cargo with another vessel known as a lighter from ship to shore, or vice versa.

A small line thrown to an approaching vessel, or a dock as a messenger.

A rope ladder suspended from the side of a vessel and used for boarding.

With no slack; strict as to discipline.

The land to the leeward of the vessel (wind blows from the ship to the land).