An order to commence ship's work.

To capsize.

To fasten a rope securely by taking turns around a cleat or bollard.

A metal appliance consisting of a thread and screw capable of being set up or slacked back and used for setting up on rigging.

In water transportation, the time it takes between the arrival of a vessel and its departure.

A threaded, adjustable fitting, used for stays, lifelines and sometimes other rigging. It is used to to maintain correct tension on standing rigging. Can also be used to pull objects together.

Horizontally mounted block used to re-direct a line on deck.

A buoy on the race course around which boats must turn.

(1) To tip the boat over so that the boat is upside down with the mast pointing down to the sea bottom. (2) A bag in which a spinnaker or other large sail can be stowed with the lines attached so that it can be rapidly raised.

The top of a wheelhouse, forecastle, etc., having the form of a turtle's back.

The space between any decks.

Small line used for whipping other light duties.

Similar to a Barber hauler, a twing adjusts the angle of sheeting.

A set of four twistable bayonet type shear keys used as part of a spreader to pick up a container or as part of a chassis to secure the containers.

When the two blocks of a tackle have been drawn as close together as possible.

A knot with two half hitches loops - on the standing part of the line.

Machines in which air or gas is compressed from initial pressure to an intermediate pressure in one or more cylinders or casings.

Load/unload control system that tries to maximizes compressor efficiency by matching air delivery and air demand. Compressor is operated at full load or idle

To reach the end; to bring one object hard up against another, as when two blocks in a block and tackle arrangement are brought together.

A pallet so designed that the forks of a fork lift truck can be inserted from two sides only.