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An apparatus for determining the temperature of a distant point, as by a thermoelectric circuit or otherwise.

A unit for the measurement of many small lengths, such that 1010 of these units make one meter; the ten millionth part of a millimeter.

A verse or line consisting of four measures, that is, in iambic, trochaic, and anapestic verse, of eight feet; in other kinds of verse, of four feet.

An instrument for determining altitudes by the boiling point of water.

An instrument for measuring the strength of an electric current in the heat which it produces, or for determining the heat developed by such a current.

An instrument for measuring temperature, founded on the principle that changes of temperature in bodies are accompained by proportional changes in their volumes or dimensions.

Same as Stethometer.

apparatus for the determination of colors by comparison with arbitrary standards; a colorimeter.

An instrument or apparatus for measuring or detecting tithonicity; an actinometer. [R.]

An instrument for determining the rate of vibrations in tones.

A torsion balance used for measuring electric attraction or repulsion.

A galvanometer in which current is measured by torsion.

power, by measuring the amount of twist of a given length of the shaft. Called also torsimeter, torsiometer, torsometer.

A dynamometer in which power is measured, without being absorbed or used up, during transmission.

An odometer for vehicles. Knight.

A field range finger used in the British service.

An instrument to ascertain the degree of friction in rubbing surfaces. Brande & C.

Consisting of three poetical measures. -- n.

A contrivance for computing the revolutions of a wheel; an odometer.

A form of hydrometer for liquids heavier than water, graduated with an arbitrary scale such that the readings when multiplied by .005 and added to unity give the specific gravity.