A horn type of vent designed to let air into a cabin and keep water out.

Small, cake-shaped pieces of ice floating down rivers.

Windward side of a vessel.

Maintenance performed after a machine has failed to return it to an operating state.

A government office where duties are paid, import documents filed, etc., on foreign shipments.

On square rigged ships, lines or cables attached to the ends of each yard; these are used to pivot (brace) the yards around the mast at different angles to the fore-and-aft line of the ship to make the most of the wind..

The portion of the flow stream which has already passed through the system or the portion of the system located after a filter or separator/filter.

A measurement. The international unit of energy. One joule is equal to one WATT - second or 0.737 foot pounds.

In a manner, or fashion, befitting a seaman.

Specialty compressed air treatment meeting OSHA Grade D breathing air requirements.

Waves breaking over rocks or shoals. A wave that approaches shallow water, causing the wave height to exceed the depth of the water it is in, in effect tripping it. The wave changes from a smooth surge in the water to a cresting wave with water tumbling d ...

Light rope secured to a buoy to hold vessel while stronger moorings are attached.

The total pressure minus the static pressure in an air or gas stream.

(1) Clear, not tangled. (2) sailing free: a vessel is sailing free when her sheets are eased. (3) running free: to sail with the wind from astern.

The slight deflection of very small particles in a gas stream that occurs when rapidly moving gas molecules strike them.

A shipment loaded into a container at the pier or terminal, thence to the consignee's facility.

In spray painting, the process of applying the final coat of paint at a lower air pressure. Used to uniform a finish or blending.

In spray painting applications, a sealed paint cup with a paint gun which puts a measured amount of air pressure into it. This then forces the paint to the gun for atomization.

The meridian from which longitude is measured eastwards or westwards. The longitude of the prime meridian, passing through Greenwich, England, is 0

A line running from near the top of the mast, used to hold the spinnaker pole in place.