A method of preventing the ends of a line from unlaying or fraying by turns of small stuff, stout twine or seizing wire with the ends tucked.

The original name for the left side of the vessel when facing forward. The name was changed to Port to avoid any confusion with starboard, the right side of the vessel when facing forward.

The ability of a seaman to foretell weather by the appearance of the sky, change of wind direction, etc. was handed down in the form of proverbs. Some well known are:

A line used to hoist or lower a sail, flag or spar. The tightness of the halyard can affect sail shape.

A pear-shaped, grooved metal fitting around which an eye splice is made

The ship's water closet (toilet or wash-room). The upper edge of a quadrilateral sail.

Away from land, toward the water.

The carbon left after evaporating an oil under controlled conditions.

The person who is in charge of a vessel and legally responsible for it and its occupants.

A sea which is traveling in the opposite direction to that of the boat

An electrical current that periodically reverses its direction. Standard in US and Canada is 60 cycles per second. Europe and other countries is 50 cycles per second.

A mythical creature, half human and half fish.

A thermal expansion valve.

Condensation which occurs when a ship sails from a cool to a relatively warm climate.

A yard or pole extending the head or foot of the topsail beyond the topmast or gaff of a gaff-rigged boat

A type of anchor with a heavy inverted mushroom shaped head. Mushroom anchors are used to anchor in mud and other soft ground.

Is the pressure exerted by a vapor confined within a given space. The vapor may be the sole occupant of the space, or may be associated with other gases.

Slang name for the Q Flag. Also an old term for yellow fever.

A term indicating a temperature relationship between two temperatures or temperature variation between two points.