A machine having two or more impellers operating in series on a single shaft and in single casing.

To clap on is to temporarily add something to an existing part.

A figure representing the average low tide of a region.

A firm that acts as an export sales agent for more than one noncompeting manufacturer.

The area leading down from the deck to the cabin, usually with steps (ladder)

An inward structural failure of a filter element which can occur due to abnormally high pressure drop (differential pressure) or resistance to flow.

Stowage of general or special cargoes in a container for transport in the various modes.

Old term for a heavy gale or hurricane.

Large bollards affixed to the main deck near the bow of a square rigged vessel around which hawsers or anchor cables were belayed.

A precursor to the sextant. An old navigational device for checking the altitude of the sun or stars.

Abbreviation for "Cost, Insurance, Freight." (Named Port) Same as C&F or CFR except seller also provides insurance to named destination.

Foreign matter carried in the air, gas or fluid to be filtered out. Includes air borne dirt, metallic particles produced by wear of moving parts of the air compressor, rust from metal pipelines.

Said of an anchor when the cable is taut and vertical.

Equipped to assist during offshore construction and maintenance work.

A point of sail where the boat is sailing as close to the wind (as directly into the wind) as possible; sails are pulled in tight, enabling the boat to point as high as possible to the direction the wind is coming from; Also, "beating" and "on-the-wind". ...

An imaginary line drawn between the luff and leech of a sail. The chord depth is an imaginary line drawn to the deepest part of the sail from the chord. The ratio of chord depth to chord length represents the sail's draft - a high ratio indicates a full s ...

An anchor is said to come home when its flukes are not holding in the ground and it drags.

A block with one end permanently attached to a surface.

The time that the container was discharged (grounded) from the train.

Line used for checking a vessel's way when warping her into a dock or basin.