Polar axis, that axis of an astronomical instrument, as an equatorial, which is parallel to the earths axis.Polar bear(Zoöl.), a large bear (Ursus, or Thalarctos, maritimus) inhabiting the arctic regions. It sometimes measures nearly nine feet in length and weighs 1,600 pounds. It is partially amphibious, very powerful, and the most carnivorous of all the bears. The fur is white, tinged with yellow. Called also White bear. See Bear.Polar body, cell, or globule(Biol.), a minute cell which separates by karyokinesis from the ovum during its maturation. In the maturation of ordinary ova two polar bodies are formed, but in parthogenetic ova only one. The first polar body formed is usually larger than the second one, and often divides into two after its separation from the ovum. Each of the polar bodies removes maternal chromatin from the ovum to make room for the chromatin of the fertilizing spermatozoön; but

Pokerish to Polianite

(Pok"er*ish), a. Infested by pokers; adapted to excite fear; as, a pokerish place. [Colloq. U. S.]

There is something pokerish about a deserted dwelling.

(Pok"er*ish), a. Stiff like a poker. [Colloq.]

(Pok"et) n. A pocket. [Obs.] Chaucer.

(Poke"weed`) n. (Bot.) See Poke, the plant.

(Pok"ey) a. See Poky.

(Pok"ing) a. Drudging; servile. [Colloq.]

Bred to some poking profession.

(Pok"ing-stick`) n. A small stick or rod of steel, formerly used in adjusting the plaits of ruffs. Shak.

(Pok"y) a. [Written also pokey.]

1. Confined; cramped. [Prov. Eng.]

2. Dull; tedious; uninteresting. [Colloq.]

(Po*lac"ca) n. [It. polacca, polaccra, polacra; cf. F. polaque, polacre, Sp. polacre,] [Written also polacre.]

1. (Naut.) A vessel with two or three masts, used in the Mediterranean. The masts are usually of one piece, and without tops, caps, or crosstrees.

2. (Mus.) See Polonaise.

(Po"lack) n. A Polander. Shak.

(Po*la"cre) n. Same as Polacca, 1.

(Po"land*er) n. A native or inhabitant of Poland; a Pole.

(Po"lar) a. [Cf. F. polaire. See Pole of the earth.]

1. Of or pertaining to one of the poles of the earth, or of a sphere; situated near, or proceeding from, one of the poles; as, polar regions; polar seas; polar winds.

2. Of or pertaining to the magnetic pole, or to the point to which the magnetic needle is directed.

3. (Geom.) Pertaining to, reckoned from, or having a common radiating point; as, polar coördinates.

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