Collier's New Encyclopedia

A complete general encyclopedia of 1921 — the world as it was understood just after the Great War, from Aachen to Zwingli, across twelve volumes and six thousand pages.

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Postulant – Potomac

Postulant

one who asks, demands, or requests; a candidate; specifically, in the Roman Church, one seeking admission to a religious order or congregation. The postulant is bound by the rules of the order to which he or she is seeking tinctive dress till the habit is conferred. admission, but does not wear its dis-

Postulate

a position, supposition, or proposition assumed without proof, as being self-evident or too plain to require proof or illustration; a thing assumed for the purpose of future reasoning; an assumption. In geometry, the enunciation of a self-evident problem.

Potash Lime

a mixture of dry hydrate of potassium and quicklime employed in estimating the nitrogen contained in organic substances. At a high temperature, it liberates the nitrogen in the form of ammonia.

Potash Water

an artificial aërated water containing a minute quantity of potassic bicarbonate.

Potential

in electricity, a term

Potomac

ARMY OF lateral, or nearly terminal; achenes, many, minute, on a small, dry receptacle.

Chiefly from the N. temperate and Arctic zones. Known species, 120.

Potenza

a town of southern Italy; in a valley of the Apennines; 103 miles E. by S. of Naples. It is surrounded by a wall, has a fine cathedral, and disused fortifications. Potenza was shaken by earthquakes in 1273, 1694, 1812, and 1857. Pop. (1917) 17,938.

Poti

a seaport of Russian Caucasus; at the mouth of the Rion river, on the E. shore of the Black Sea, 200 miles W. of Tiflis. Here maize and manganese in 1828. are shipped. Poti was seized by Russia

Pot Metal

a cheap alloy for faucets; etc.; composed of copper, 10; lead, 6-8. (2) A kind of cast-iron suitable for casting hollow ware. (3) A species of stained glass, the colors of which are incorporated with the glass while the latter is in a state of fusion in the pot.

Potential Mood

that form of a verb which is used to express power, possibility, liberty, or necessity of an action or of being; as, he may go, you should write.

Potentilla

cinquefoil, the typical genus of Potentillidæ. Flowers white or yellow, rarely red; calyx, five, rarely four lobed, with as many small bracts; petals, five, rarely four; style, short,

Potomac

ARMY OF THE, a division of the United States army during the Civil War, which operated in the E. section of the country. It was organized 1 1

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