At or towards the stern or rear of a ship.

Term used in the days of sail to indicate the starboard of the two anchors carried at the bow of a ship. The anchor on the port side was known as the small bower (although they were the same size).

Steel wire, used to support over-the-side sampling apparatus

A squally wind sometimes accompanied by rain, observed as a dark cloud stretched across the horizon.

Said of a seaman who has retired from sea service.

The gears that reduce engine speed to propeller speed.

(1) The underside of the hull that sits in the water (2) The ocean floor

General name for a broad, flat-bottomed boat used in transporting cargo between a vessel and the shore. The distinction between a lighter and a barge is more in the manner of use than in equipment. The term "lighter" refers to a short haul, generally in c ...

A course marked by buoys or ranges measuring one nautical mile. Measured miles are used to calibrate logs.

The outside plating of a vessel.

Go to bed without undressing.

(1) Generic name for a large sea-going vessel. (2) To take an object aboard, such as cargo, or water. (3) To put items such as oars on the boat when not in use.

Is energy in transition and is defined in units of Force times Distance. Work cannot be done unless there is movement.

A line or wire from the mast to the bow or stern of a ship, for support of the mast; rigging used to support the mast from forward or aft.

Tanks used for the storage of air discharged from compressors. They serve also to damp discharge line pulsations.

The rank held by a naval seaman.

In navigation, the smaller angle at which two position lines on a chart intersect. The fix will be more reliable as the angle approaches 90

Short shrouds which give support to the top of a lower mast.

A light spar set fore and aft on a boat, serving as a spread for the boat cover.

is the design (built-in) compression ratio for a rotary unit having this feature