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Granular; pertaining to, or having the granular structure characteristic of, the class of meteorites called chondrites.

ally enstatite or chrysolite, found imdedded more or less aboundantly in the mass of many meteoric stones, which are hence called chondrites.

Pertaining to a chronometer; measured by a chronometer.

The ground adjoining a church, in which the dead are buried; a cemetery. Like graves in the holy churchyard. Shak.

An integrating anemometer.

Pertaining to, or ascertained by, the clinometer.

en yards. Beck. Draper's Dict. Such a proud piece of cobweb lawn. Beau. & Fl. Cobweb micrometer, a micrometer in which threads of cobwed are substituted for wires.

und variety of bacteria, a vegetable organism, generally less than a thousandth of a millimeter in diameter.

The notched scale of a wire micrometer.

A curve, of the fourth degree, first made use of by the Greek geometer, Nicomedes, who invented it for the purpose of trisecting an angle and duplicating the cube.

A pulley for driving machines, etc., having two or more parts or steps of different diameters; a pulley having a conical shape.

the center of the curve, perpendicular to the line through the two foci. -- Conjugate diameters (Conic Sections), two diameters of an ellipse or hyperbola such that each bisects all chords drawn parallel to the other. -- Conjugate focus (Opt.) See under Focus. -- Conjugate mirrors (Optics), two mirrors so placed tha…

ixed into a paste with the addition of acetone and pressed out into cords (of various diameters) resembling brown twine, which are dried and cut to length. A variety containing less nitroglycerin than the original is known as cordite M. D.

man, yellowish, biconcave, circular discs varying from 1/3500 to 1/3200 of an inch in diameter and about 1/12400 of an inch thick. They are composed of a colorless stroma filled in with semifluid hæmoglobin and other matters. In most mammals the red corpuscles are circular, but in the camels, birds, reptiles, and the…

An allowance made for inaccuracy in an instrument; as, chronometer correction; compass correction. Correction line (Surv.), a parallel used as a new base line in laying out township in the government lands of the United States. The adoption at certain intervals of a correction line is necessitated by the convergence of…

The area inclosed between two concentric perimeters.

sive and connected movement; as, the current of time, of events, of opinion, etc. Current meter, an instrument for measuring the velocity, force, etc., of currents. -- Current mill, a mill driven by a current wheel. -- Current wheel, a wheel dipping into the water and driven by the current of a stream or by the ebb a…

nsparent sides, used to hold a liquid sample to be analysed in the light path of a spectrometer.

Dactylic meters.

A sulphide of chromium observed in some meteoric irons.