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A meteorite, or similar rude stone artificially shaped, held sacred or worshiped as of divine origin.

A movement in dancing. See Balance, v. i., S. Balance electrometer, a kind of balance, with a poised beam, which indicates, by weights suspended from one arm, the mutual attraction of oppositely electrified surfaces. Knight. -- Balance fish. (Zoöl) See Hammerhead. -- Balance knife, a carving or table knife the handle…

A wheel which regulates the beats or pulses of a watch or chronometer, answering to the pendulum of a clock; -- often called simply a balance.

The pressure of one dyne per square centimeter; -- used as a unit of pressure.

aining to weight, esp. to the weight or pressure of the atmosphere as measured by the barometer.

Pertaining to the barometer; made or indicated by a barometer; as, barometric changes; barometrical observations.

By means of a barometer, or according to barometric observations.

A form of barometer so constructed as to inscribe of itself upon paper a record of the variations of atmospheric pressure.

ther of the scales used by the French chemist Antoine Baumé in the graduation of his hydrometers; of or relating to Baumé's scales or hydrometers. There are two Baumé hydrometers. One, which is used with liquids heavier than water, sinks to 0º in pure water, and to 15º in a 15 per cent salt solution; the other, for liq…

globules of different specific gravities thrown into it; now ascertained by more accurate meters.

A hydrometer scale on which the zero point corresponds to sp. gr. 1.00, and the 30º-point to sp. gr. 0.85. From these points the scale is extended both ways, all the degrees being of equal length.

of some tough stone, esp. granite, used as a material for street pavements. Its usual diameter is 5 to 7 inches.

nt, discovered by Biela in 1826, which revolves around the sun in 6.6 years. The November meteors (Andromedes or Bielids) move in its orbit, and may be fragments of the comet.

involving the use of two threads; as, bifilar suspension; a bifilar balance. Bifilar micrometer (often called a bifilar), an instrument form measuring minute distances or angles by means of two very minute threads (usually spider lines), one of which, at least, is movable; -- more commonly called a filar micrometer.…

Of or pertaining to the diameter of the cranium, from one parietal fossa to the other.

l faces so as to form a cube; -- called also optical cube. It is used in one form of photometer.

nd for the same liquid under different pressures. For water, at the level of the sea, barometer 30 in., it is 212 º Fahrenheit; for alcohol, 172.96º; for ether, 94.8º; for mercury, about 675º. The boiling point of water is lowered one degree Fahrenheit for about 550 feet of ascent above the level of the sea. -- Boilin…

A kind of meteor; a bolis.

A meteor or brilliant shooting star, followed by a train of light or sparks; esp. one which explodes.

The size of a hole; the interior diameter of a tube or gun barrel; the caliber.