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Any ground whose surface forms an angle with the plane of the horizon. buildings the summit and slope of a hill. Macaulay. Under the slopes of Pisgah. Deut. iv. 49. (Rev. Ver.).

ten consisting of a noose of cord, or the like, by which a bird or other animal may be entangled and caught; a trap; a gin.

To entangle; to complicate; to involve in knots; as, to snarl a skein of thread. "Her snarled hair." Spenser.

The parallax of the sun, that is, the angle subtended at the sun by the semidiameter of the earth. It is 8."80, and is the fundamental datum.

vision; unanimous; as, the delegation is solid for a candidate. [Polit. Cant. U.S.] Solid angle. (Geom.) See under Angle. -- Solid color, an even color; one not shaded or variegated. -- Solid green. See Emerald green (a), under Green. -- Solid measure (Arith.), a measure for volumes, in which the units are each a cu…

A mystic symbol consisting of two interlaced triangles forming a star with six points, often with one triangle dark and one light, symbolic of the union of soul and body.

Susceptible of being solved; as, a soluble algebraic problem; susceptible of being disentangled, unraveled, or explained; as, the mystery is perhaps soluble. "More soluble is this knot." Tennyson.

The act of solving, or the state of being solved; the disentanglement of any intricate problem or difficult question; explanation; clearing up; -- used especially in mathematics, either of the process of solving an equation or problem, or the result of the process.

The irregular triangular space between the curve of an arch and the inclosing right angle; or the space between the outer moldings of two contiguous arches and a horizontal line above them, or another arch above and inclosing them.

To spangle. [Obs.]

Resembling, or consisting of, spangles; glittering; as, spangly light.

To contest in words; to wrangle. [Colloq.]

A wedge-shaped crystal bounded by four equal isosceles triangles. It is the hemihedral form of a square pyramid.

h the stars were suns, and overburned Their spheric limitations. Mrs. Browning. Spherical angle, Spherical coördinate, Spherical excess, etc. See under Angle, Coordinate, etc. -- Spherical geometry, that branch of geometry which treats of spherical magnitudes; the doctrine of the sphere, especially of the circles desc…

ious circles, and turning upon each other in such a manner that any possible spherical triangle may be readily found, and the measures of the parts read off by inspection.

inds of spiders, particularly the web spun to entrap their prey. See Geometric spider, Triangle spider, under Geometric, and Triangle.

l wheel (Mach.), a gear resembling in general a spur gear, but having its teeth cut at an angle with its axis, or so that they form small portions of screws or spirals. -- Spiral gearing, a kind of gearing sometimes used in light machinery, in which spiral gears, instead of bevel gears, are used to transmit motion bet…

, or range of mountains, and extends to some distance in a lateral direction, or at right angles.

To contend for superiority in an unseemly maner; to scuffle; to struggle; to wrangle; to quarrel.

The corner, or angle, of a figure. [Obs.]