Programmable Read-Only Memory. Read-only memory which can be programmed by the user using a special hardware programmer.

Thermometer for measuring the temperature in the soil at different depths.

Forward. The opposite of abaft.

A gangway or gangplank. Used to cross from one ship to another, or from a ship to a pier.

A publication predicting the time and height of high tide and low tide.

The use of two or more different fuels (e.g. wood and coal) simultaneously in the same combustion chamber of a power plant.

A heat exchanger that transfers the heat contained in a liquid heat transfer fluid to air.

Money paid by shipper to Master of ship for diligence in care of cargo. Not now paid to Master, but added to freight. Amount was usually about 1% of freight.

A unit of pressure which directly expresses the force exerted by the atmosphere. Equal to 1000 dynes/cm2 or 100 pascals.

A small bag for carrying or stowing all personal articles.

The liquid resulting when water vapor contacts a cool surface; also the liquid resulting when a vaporized working fluid (such as a refrigerant) is cooled or depressurized.

Usually refers to a rating that applies to an article regardless of size or quantity.

A pressure below that of the existing atmospheric pressure taken as a zero reference.

A U-shaped fitting closed with a pin across the open ends, the pin sometimes being threaded at one end and sometimes held in place with a cotter pin, and used to secure sails to lines or fittings, lines to fittings, fittings to fittings, anchors to chain, ...

A fund which aims to pay a high dividend to its shareholders by investing in bonds or other.

The general term for dry atmospheric suspensoids, including dust, haze, smoke. and sand. Compare to hydrometeor.

Dispute Settlement Understanding

The scientific study of the waters of the earth, especially with relation to the effects of precipitation and evaporation upon the occurrence and character of water in streams, lakes, and on or below the land surface. In terms of the hydrologic cycle, the ...

A spring which is designed to achieve a fixed spring constant over a wide temperature range. Usually, this involves an alloy with high nickel content such as Ni-Span C. It is common for these springs to be stress relieved at elevated temperature after for ...

The locker in which the bos'n keeps his deck gear.