Search the Dictionary

An instrument for measuring degress of blueness.

A contrivance for recording the revolutions of a wheel, as of a bicycle.

The art of measuring circles.

Belonging to a scale used in measuring cylinders.

An instrument for exhibiting and measuring wave motion; specif. (Elec.),

An instrument for testing the density of gases, consisting of a thin glass globe, which is weighed in the gas or gases, and then in an atmosphere of known density.

A measure of length in the metric system; ten meters, equal to about 393.7 inches.

A measure of length in the metric system; one tenth of a meter, equal to 3.937 inches.

An instrument for measuring the declination of the magnetic needle.

Same as Decameter.

An instrument to measure the height and diameter of trees.

An instrument for ascertaining the specific gravity or density of a substance.

A sort of electroscope, invented by Rousseau, in which the dry pile is employed to measure the amount of electricity transmitted by different bodies, or to determine their conducting power. Nichol.

A diametral plane.

Pertaining to a diameter; diametrical. Diametral curve, Diametral surface (Geom.), any line or surface which bisects a system of parallel chords drawn in a curve or surface. -- Diametral planes (Crystal.), planes in which two of the axes lie.

Diametrically.

Of or pertaining to a diameter.

In a diametrical manner; directly; as, diametrically opposite. Whose principles were diametrically opposed to his. Macaulay.

An instrument for measuring the transparency of the air.

Relating to the measurement of the tactile sensibility of parts; as, diaphemetric compasses. Dunglison.