V

An instrument attached to the condenser to register the height in inches of the column of…

A large canoe belonging to the Friendly Islands.

A small coasting boat of Asia Minor.

An appliance for controlling the flow of liquids and gases through a pipe or aperture.

The casting which encloses the valve.

The combination of parts by which an engine valve is operated.

(See Seat.)

The rod entering the steam chest and connected to the valve which it moves.

A fly carried at the truck, made of bunting, which traverses on a spindle and shows the…

Ropes for steadying a gaff, secured to the outer end of the spar and leading to the rail on…

Stars which exhibit periodical fluctuations in brightness--stars which change from one…

Inconstant winds.

Certain parts of the oceans where the winds are very inconstant.

(See Part I.)

Change; alteration. In astronomy, a periodic irregularity in the motion of the moon owing to…

A chart on Mercator's projection on which the variation of the compass is represented by…

An abbreviation of avast, as 'vast heaving.

To pay out chain or rope. When the wind changes against the sun (i. e., contrary to the way…

To slack and haul alternately upon a rope.

Swiftness; rapidity; rate of motion. Final Velocity. (See Remaining Velocity. Initial…

The small hole in the after part of a muzzle-loading cannon, through which fire is…

An instrument for clearing the vent when obstructed with caked powder, or fragment of metal…

A stopper of leather for closing the vent of a gun when it is not in use.

The first point of Aries.

The 21st of March. Same as Spring Equinox.

The small graduated scale on the sliding limb of a sextant, etc., which subdivides the…

In astronomy, that point of the heavens which is situated perpendicularly above the observer.

Great circles of the sphere passing through the zenith and nadir of a place. (See Circles of…

(See Danger Angle.)

A line in any plane which is perpendicular to the horizon.

A general term for all classes of square and fore-and-aft rigged vehicles of navigation.

An officer next higher than a rear admiral, and next lower than an admiral. (See Admiral.)

A large messenger once used in weighing anchor by the capstan.

A large single block used with a viol.

Oil is said to have viscosity when it possesses good body.

(See Celestial Sphere.)

(See Horizon.)

A French off shore fishing boat. It has a well to keep the fish alive in until the vessel…

The simultaneous discharge of a number of small arms, such as muskets.

A journey by water. Outward voyage, the passage of the vessel between her loading port and the…

(See Viol.)

(See Tide.)