SPHERICAL • E-FREE TRANSLATION.COM • Definition of Spherical

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/sfˈɛrɪkəl/ Listen

adjective

Spheric, Spherical adj.

1.

Having the form of a sphere; like a sphere; globular; orbicular; as, a spherical body.

2.

Of or pertaining to a sphere.

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. "Knaves, thieves, and treachers by spherical predominance." "Though the stars were suns, and overburned Their spheric limitations."

Spherical angle, Spherical coordinate, 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.

See images of 'Spherical'

Etymology of 'Spherical'

Collaborative International Dictionary of English 0.48

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"Spherical" Quotes from Famous Books

... photographic camera is perfect lenses. They should be achromatic, and the utmost transparency should be obtained; and under the closest inspection of the glass not the slightest wavy appearance, or dark spot should be detected; and a curvature which as much as possible prevents spherical aberration should be secured. The effect produced by this last defect is a convergence of perpendiculars, as for instance; two towers of any building, would be represented as leaning towards each other; and in a portrait the features ...

— The History and Practice of the Art of Photography • Henry H. Snelling

... Although the familiar spherical balloon has proved perfectly adequate for reconnoitring in the British and French armies, the German authorities maintained that it was not satisfactory in anything but calm weather. Accordingly scientific ...

— Aeroplanes and Dirigibles of War • Frederick A. Talbot

... my early work Dr. Draper suggested a very excellent plan for testing a flat surface, which I briefly describe. It is a well known truth that, if an artificial star is placed in the exact center of curvature of a truly spherical mirror, and an eyepiece be used to examine the image close beside the source of light, the star will be sharply defined, and will bear very high magnification. If the eyepiece is now drawn toward the observer, the star disk ...

— Scientific American Supplement, No. 484, April 11, 1885 • Various

... from the unknown spaces around me, and rushed back to the shelter of the home-walls. But as I grew older I became more adventurous; and one evening, although the shadows were beginning to lengthen, I went on and on until I made a discovery. I found a half-spherical hollow in the grassy surface. I rushed into its depth as if it had been a mine of marvels, threw myself on the ground, and gazed into the sky as if I had now for the first time discovered its true relation to the earth. The earth was a cup, ...

— Wilfrid Cumbermede • George MacDonald

... layers, and the mode of their formation. Does the occurrence of blastulae and gastrulae and one-celled beginnings mean that the higher animals composed of numerous and much differentiated cells have evolved in company from two-layered saccular ancestors which were themselves the descendants of spherical colonies of like cells, and ultimately ...

— The Doctrine of Evolution - Its Basis and Its Scope • Henry Edward Crampton

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