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Found 2 items, similar to spherical angle.

**English → English** (WordNet)
Definition: spherical angle
spherical angle
n : an angle formed at the intersection of the arcs of two great
circles

**English → English** (gcide)
Definition: Spherical angle
Spherical *\Spher"ic*al\*, Spheric *\Spher"ic\*, a. [L. sphaericus,
Gr. ???: cf. F. sph['e]rique.]
1. Having the form of a sphere; like a sphere; globular;
orbicular; as, a spherical body.
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2. Of or pertaining to a sphere.
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3. Of or pertaining to the heavenly orbs, or to the sphere or
spheres in which, according to ancient astronomy and
astrology, they were set.
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Knaves, thieves, and treachers by spherical
predominance. --Shak.
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Though the stars were suns, and overburned
Their spheric limitations. --Mrs.
Browning.
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Spherical angle, Spherical co["o]rdinate, 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 described on its surface.
Spherical harmonic analysis. See under Harmonic, a.
Spherical lune,portion of the surface of a sphere included
between two great semicircles having a common diameter.
Spherical opening, the magnitude of a solid angle. It is
measured by the portion within the solid angle of the
surface of any sphere whose center is the angular point.
Spherical polygon,portion of the surface of a sphere
bounded by the arcs of three or more great circles.
Spherical projection, the projection of the circles of the
sphere upon a plane. See Projection.
Spherical sector. See under Sector.
Spherical segment, the segment of a sphere. See under
Segment.
Spherical triangle,re on the surface of a sphere, bounded
by the arcs of three great circles which intersect each
other.
Spherical trigonometry. See Trigonometry.
[1913 Webster] -- Spher"ic*al*ly, adv. --
Spher"ic*al*ness, n.
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Angle *\An"gle\* ([a^][ng]"g'l), n. [F. angle, L. angulus angle,
corner; akin to uncus hook, Gr. 'agky`los bent, crooked,
angular, 'a`gkos a bend or hollow, AS. angel hook, fish-hook,
G. angel, and F. anchor.]
1. The inclosed space near the point where two lines meet; a
corner; a nook.
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Into the utmost angle of the world. --Spenser.
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To search the tenderest angles of the heart.
--Milton.
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2. (Geom.)
(a) The figure made by. two lines which meet.
(b) The difference of direction of two lines. In the lines
meet, the point of meeting is the vertex of the angle.
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3. A projecting or sharp corner; an angular fragment.
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Though but an angle reached him of the stone.
--Dryden.
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4. (Astrol.) A name given to four of the twelve astrological
*“houses.”* [Obs.] --Chaucer.
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5. [AS. angel.] A fishhook; tackle for catching fish,
consisting of a line, hook, and bait, with or without a
rod.
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Give me mine angle: we 'll to the river there.
--Shak.
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A fisher next his trembling angle bears. --Pope.
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Acute angle, one less than a right angle, or less than
90[deg].
Adjacent or Contiguous angles, such as have one leg
common to both angles.
Alternate angles. See Alternate.
Angle bar.
(a) (Carp.) An upright bar at the angle where two faces of
a polygonal or bay window meet. --Knight.
(b) (Mach.) Same as Angle iron.
Angle bead (Arch.), a bead worked on or fixed to the angle
of any architectural work, esp. for protecting an angle of
a wall.
Angle brace, Angle tie (Carp.), a brace across an
interior angle of a wooden frame, forming the hypothenuse
and securing the two side pieces together. --Knight.
Angle iron (Mach.), a rolled bar or plate of iron having
one or more angles, used for forming the corners, or
connecting or sustaining the sides of an iron structure to
which it is riveted.
Angle leaf (Arch.), a detail in the form of a leaf, more or
less conventionalized, used to decorate and sometimes to
strengthen an angle.
Angle meter, an instrument for measuring angles, esp. for
ascertaining the dip of strata.
Angle shaft (Arch.), an enriched angle bead, often having a
capital or base, or both.
Curvilineal angle, one formed by two curved lines.
External angles, angles formed by the sides of any
right-lined figure, when the sides are produced or
lengthened.
Facial angle. See under Facial.
Internal angles, those which are within any right-lined
figure.
Mixtilineal angle, one formed by a right line with a curved
line.
Oblique angle, one acute or obtuse, in opposition to a
right angle.
Obtuse angle, one greater than a right angle, or more than
90[deg].
Optic angle. See under Optic.
Rectilineal or Right-lined angle, one formed by two right
lines.
Right angle, one formed by a right line falling on another
perpendicularly, or an angle of 90[deg] (measured by a
quarter circle).
Solid angle, the figure formed by the meeting of three or
more plane angles at one point.
Spherical angle, one made by the meeting of two arcs of
great circles, which mutually cut one another on the
surface of a globe or sphere.
Visual angle, the angle formed by two rays of light, or two
straight lines drawn from the extreme points of an object
to the center of the eye.
For Angles of commutation, draught, incidence,
reflection, refraction, position, repose, fraction,
see Commutation, Draught, Incidence, Reflection,
Refraction, etc.
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