The process of checking the accuracy of and adjusting the ship's magnetic compass.

A kind of navigational buoy

Wooden bar with an iron shod, wedge, Shaped end, used in prying the anchor or working the anchor or working the anchor chain. Also used to engage or disengage the wild-cat.

A receptacle, open to atmosphere, that is used to used to collect condensate. For example, two or three drain pipes from various filters may be discharging into a funnel. In this case the funnel is a tundish.

Overboard and by the ship's side.

Marks of identification.

Disciplinary code in which maritime crimes and punishments are specified.

Dioctylphalate aerosol (Efficiency Test Material).

Cargo ship of 14.800 tonnes deadweight.

The straight or curved line of the deck line; curvature of the lines of a vessel toward the bow and stern.

A pulpit located on the stern.

A mooring buoy or spar. A group of piles driven close together and bound with wire cables into a single structure.

Two navigational aids separated in distance so that they can be aligned to determine that a boat lies on a certain line. Transits can be used to determine a boat's position or guide it through a channel. Also called a range.

Is the ratio in absolute units of the actual gas temperature to the critical temperature.

A structure which extends outboard beyond the edge of the hull for some special purpose. Some Polynesian canoes use outriggers to support an "ama" or small secondary hull, while fishing boats may use outriggers to suspend lines or nets over the water. ...

Rank intermediate between officer and rating, and in charge of ratings; more or less equivalent to the rank of sergeant.

Cubic capacity in 'grain"

To reeve and secure a line.

A wooden lattice-work covering a hatch or the bottom boards of a boat; similarly designed gratings of metal are frequently found on shipboard.

The curve (sag) of a rope, cable or chain hung between two points such as the anchor rode or towing line; the deeper the curve, the more catenary.