Machines in which axial vanes slide radially in an eccentrically mounted rotor.

The rotating element of a machine and, in the case of a compressor, is composed of the impeller (impellers) and shaft, and may include shaft sleeves and a thrust balancing device.

A verb with a variety of meanings. To round in is to haul in quickly; to round up is to bring a sailing vessel head into the wind; to round down a tackle is to overhaul it; to round a mark is to pass a racing mark.

One complete turn of the line around a cleat, spar or another line.

A knot widely used when making a boat fast to a post or bollard.

Turning out all hands on board ship in the morning, or calling the watch for duty on deck.

The manner in which a shipment moves; i.e., the carriers handling it and the points at which the carriers interchange.

A method of moving a boat with oars. The person rowing the boat faces backwards, bringing the blade of the oars out of the water and toward the bow of the boat. They then pull the oars through the water toward the stern of the boat, moving the boat forwar ...

A small boat designed to be rowed by use of its oars. Some dinghies are rowboats.

On a square-rigged ship, a light weather sail set next above the topgallant-sail in fair weather.

A conduit for disposing of refuse-especially that the ship/s galley.

Also rubbing strake or rub strake. An applied or thickened member at the rail, running the length of the boat; serves to protect the hull when alongside a pier or another boat.

A board-shaped swinging vane, controlled by a tiller or wheel, and attached to the rudderpost or stern for steering and maneuvering a vessel.

The post that the rudder is attached to. The wheel or tiller is connected to the rudder post.

That part of a rudder by which it is pivoted to the sternpost.

The rules concerning which vessel has the right of way if there is a possibility of collision between two or more boats; written to prevent accidents and collisions; includes right of way, lights, pennants, and whistle signals

Originally meant "to stow cargo". Now, means "to search a ship carefully and thoroughly".

(1) Sailing away from the wind with the sails let out all the way; going with the wind, downwind sailing (2) To allow a line to feed freely. (3) The shape of the afterpart of the underbody of a ship in relation to the resistance it creates going through t ...

To take a boat into water that is too shallow for it to float in, i.e: the bottom of the boat is resting on the ground.

To collide with a vessel head on.