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An instrument for measuring the volumes of gases or liquids by introducing them into a vessel of known capacity.

A barometer in which the changes of atmospheric pressure are indicated by the motion of a column of water instead of mercury. It requires a column of water about thirty-three feet in height.

A contrivance for measuring a supply of water delivered or received for any purpose, as from a street main.

A thermometer filled with water instead of mercury, for ascertaining the precise temperature at which water attains its maximum density. This is about 39º Fahr., or 4º Centigrade; and from that point down to 32º Fahr., or 0º Centigrade, or the freezing point, it expands.

An instrument for measuring power in watts, -- much used in measuring the energy of an electric current.

That one of the two similar thermometers of a psychrometer the bulb of which is moistened; also, the entire instrument.

See Zymic, Zymological, etc.

An instrument for ascertaining the degree of fermentation occasioned by the mixture of different liquids, and the degree of heat which they acquire in fermentation.

An expletive, void of sense, to fill up the meter A merry heart goes all the day, Your sad tires in a mile-a. Shak.

Scimeter-shaped; as, an acinaciform leaf.

eam-of-tartar tree of Australia. Both have a trunk of moderate height, but of enormous diameter, and a wide-spreading head. The fruit is oblong, and filled with pleasantly acid pulp. The wood is very soft, and the bark is used by the natives for making ropes and cloth. D. C. Eaton.

length of the neck of a retort, or to unite two vessels whose openings have different diameters. [Written also adapter.]

A stone, or metallic mass, which has fallen to the earth from distant space; a meteorite; a meteoric stone.

Of or pertaining to aërolites; meteoric; as, aërolitic iron. Booth.

A mass of meteoric iron.

An instrument consisting in part of a differential thermometer. It is used for measuring changes of temperature produced by different conditions of the sky, as when clear or clouded.

Relating to the alcoholometer or alcoholometry. The alcoholometrical strength of spirituous liquors. Ure.

Pertaining to, after the manner of, or in the meter of, the Greek poet Anacreon; amatory and convivial. De Quincey.

Pertaining to an anapest; consisting of an anapests; as, an anapestic meter, foot, verse. -- n.

A form of spirometer.