Boat carried at davits on quarter of ship, and kept ready for immediate use when at sea.

The ratio and percent of the actual delivered capacity (measured at inlet temperature, pressure and gas composition) to the piston displacement.

A thousand.

To temporarily sew the ends of two ropes together for rendering through a block. Also to grip together parts of a fall to prevent running out. To marry strands to prepare for splicing.

A sailboat with two masts. Generally, the shorter mizzen mast is aft of the main mast, but forward of the rudder post, while a similar vessel, the yawl, has the mizzen mast aft of the rudder post. The mizzen mast of a ketch is larger than that of a yawl.

In general, a person employed in a sea-going vessel. In some cases, applied to a seaman who works on deck.

Name given to the lowest deck in a ship.

To fake line back and forth on deck.

Said of cable when it extends vertically and taut from anchor to hawsepipe.

The relationship of flow per unit area to differential pressure across a filter medium.

An agreement to hold a carrier harmless with regard to a liability.

The general name for ropes, blocks and tackles, tools, etc. (things).

Carefully (watch what you're doing).

A lower-than-usual tariff rate assessed because a shipper offers a greater volume than specified in the tariff. The incentive rate is assessed for that portion exceeding the normal volume.

Steering; keeping the ship on the course given (no lazy steering).

Thin strips of wood put around the hatches, to keep the tarpaulin down. Also put upon rigging to keep it from chafing. A large batten widened at the end, and put upon rigging, is called a scotchman.

A triangular fore-and-aft sail carried on a stay. A sail that is set on a stay, and not on a yard or a mast. On a cutter this is the sail located between the jib and the main sail

A container designed with openings in the side and/or end walls to permit the ingress of outside air when the doors are closed.

Sailors' term for an old ship that needed a lot of paint and repairs.

Machines cooled by water circulated through jackets surrounding the cylinders or casings.