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A collection of organs all of which unite in a common function; as, the respiratory apparatus.

See Buffer, 1.

An apparatus for studying the combustion of powder in guns, etc.

An apparatus for measuring the velocity imparted by gunpowder.

An apparatus by means of which energy or power can be stored, such as the cylinder or tank for storing water for hydraulic elevators, the secondary or storage battery used for accumulating the energy of electrical charges, etc.

An apparatus for hastening acetification. Knight.

An apparatus for the production of sound by the action of the actinic, or ultraviolet, rays.

An apparatus consisting chiefly of a closed vessel (as a globe or cylinder) with one or more projecting bent tubes, through which steam is made to pass from the vessel, causing it to revolve. [Written also eolipile.]

That which supplies with air; esp. an apparatus used for charging mineral waters with gas and in making soda water.

An apparatus designed for collecting spores, germs, bacteria, etc., suspended in the air.

An apparatus formerly used in distillation, usually made of glass or metal. It has mostly given place to the retort and worm still. Used also metaphorically. The alembic of a great poet's imagination. Brimley.

The male reproductive apparatus in the lower, consisting of a cell or other cavity in which spermatozoids are produced; -- called also spermary. -- An`ther*id"i*al, a.

consists of a scratched deposit of silver on glass, used in connection with the receiving apparatus for reading wireless signals. The electric waves falling on this contrivance increase its resistance several times. The anticoherer can be used in conjunction with a telephone.

To furnish with apparatus; to equip; to fit out. Ships . . . appareled to fight. Hayward.

The thing applied or used as a means to an end; an apparatus or device; as, to use various appliances; a mechanical appliance; a machine with its appliances.

A rude apparatus for pulverizing ores, esp. those containing free gold.

An apparatus for passing air or gases through or over certain liquids or solids, or for exhausting a closed vessel, by means of suction.

An apparatus for effecting atmolysis.

An apparatus for measuring or determining the proportion of nitrogen; a nitrometer.

An apparatus for weighing.