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The method or process of measuring volumes by means of the volumenometer.

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

An instrument for measuring or ascertaining the depth or quantity of water, or for indicating the height of its surface, as in the boiler of a steam engine. See Gauge.

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

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

An instrument for measuring the distance which one has traveled on the road; an odometer, pedometer, or perambulator. The waywiser to a coach, exactly measuring the miles, and showing them by an index. Evelyn.

l edge, as in the top of a vertical plate or plank, through which water flows, -- used in measuring the quantity of flowing water.

wheel having a rim perforated to receive wooden cogs; the skeleton of a mortise gear. -- Measuring wheel, an odometer, or perambulator. -- Wheel and axle (Mech.), one of the elementary machines or mechanical powers, consisting of a wheel fixed to an axle, and used for raising great weights, by applying the power to t…

Of a certain measure between the sides; measuring in a direction at right angles to that of length; as, a table three feet wide.

wires, wire netting, or other wirework, between. -- Wire gauge or gage. (a) A gauge for measuring the diameter of wire, thickness of sheet metal, etc., often consisting of a metal plate with a series of notches of various widths in its edge. (b) A standard series of sizes arbitrarily indicated, as by numbers, to whic…

icircle, and a level for setting it to a given zenith distance, and with a micrometer for measuring the difference of the zenith distances of the two stars.

. Absolute zero. See under Absolute. -- Zero method (Physics), a method of comparing, or measuring, forces, electric currents, etc., by so opposing them that the pointer of an indicating apparatus, or the needle of a galvanometer, remains at, or is brought to, zero, as contrasted with methods in which the deflection i…