Part 379

W. Pater.

Si*de"re*ous (?), a. [L. sidereus.] Sidereal. [Obs.]

Sid"er*ite, n. [L. sideritis loadstone, Gr. &?;&?;&?;&?;, &?;&?;&?;&?;, of iron, from &?;&?;&?;&?; iron.] 1. (Min.) (a) Carbonate of iron, an important ore of iron occuring generally in cleavable masses, but also in rhombohedral crystals. It is of a light yellowish brown color. Called also sparry iron, spathic iron. (b) A meteorite consisting solely of metallic iron. (c) An indigo-blue variety of quartz. (d) Formerly, magnetic iron ore, or loadstone.

2. (Bot.) Any plant of the genus Sideritis; ironwort.

{ Sid`er*o*graph"ic (?), Sid`er*o*graph"ic*al (?), } a. Of or pertaining to siderography; executed by engraved plates of steel; as, siderographic art; siderographic impressions.

Sid`er*og"ra*phist (?), n. One skilled in siderography.

Sid`er*og"ra*phy (?), n. [Gr. &?;&?;&?; iron + -graphy.] The art or practice of steel engraving; especially, the process, invented by Perkins, of multiplying facsimiles of an engraved steel plate by first rolling over it, when hardened, a soft steel cylinder, and then rolling the cylinder, when hardened, over a soft steel plate, which thus becomes a facsimile of the original. The process has been superseded by electrotypy.

Sid"er*o*lite (?), n. [Gr. &?;&?;&?; iron + -lite.] A kind of meteorite. See under Meteorite.

Sid"er*o*man`cy (?), n. [Gr. &?;&?;&?; iron + -mancy.] Divination by burning straws on red-hot iron, and noting the manner of their burning. Craig.

Sid"er*o*scope (?), n. [Gr. &?;&?;&?; iron + -scope.] An instrument for detecting small quantities of iron in any substance by means of a very delicate combination of magnetic needles.

||Sid`e*ro"sis (?), n.[NL., fr. Gr. &?;&?;&?; iron.] (Med.) A sort of ||pneumonia occuring in iron workers, produced by the inhalation of ||particles of iron.

Sid"er*o*stat (?), n. [L. sidus, sideris, a star + Gr. &?;&?;&?; standing, fixed, fr. &?;&?;&?;&?; to place.] (Astron.) An apparatus consisting essentially of a mirror moved by clockwork so as to throw the rays of the sun or a star in a fixed direction; -- a more general term for heliostat.

||Sid`e*rox"y*lon (?), n. [NL., fr. Gr. &?;&?;&?; iron + &?;&?;&?; ||wood.] (Bot.) A genus of tropical sapotaceous trees noted for their ||very hard wood; ironwood.

Side"sad`dle (?), n. A saddle for women, in which the rider sits with both feet on one side of the animal mounted.

Sidesaddle flower (Bot.), a plant with hollow leaves and curiously shaped flowers; -- called also huntsman's cup. See Sarracenia.

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Sides"man (?), n.; pl. Sidesmen (&?;). 1. A party man; a partisan. Milton.

2. An assistant to the churchwarden; a questman.

Side"-tak`ing (?), n. A taking sides, as with a party, sect, or faction. Bp. Hall.

Side"walk` (?), n. A walk for foot passengers at the side of a street or road; a foot pavement. [U.S.]

Side"ways` (?), adv. Toward the side; sidewise.

A second refraction made sideways.

Sir I. Newton.

His beard, a good palm's length, at least, . . . Shot sideways, like a swallow's wings.

Longfellow.

Side"-wheel`, a. Having a paddle wheel on each side; -- said of steam vessels; as, a side-wheel steamer.

Side"wind`er (?), n. 1. (Zoöl.) See Horned rattler, under Horned.

2. A heavy swinging blow from the side, which disables an adversary. [Slang.] Side"wise` (?), adv. On or toward one side; laterally; sideways.