having the form of a sphere; globular.
formed in or on a sphere, as a figure.
of or relating to a sphere or spheres.
pertaining to the heavenly bodies, or to their supposed revolving spheres or shells.
pertaining to the heavenly bodies regarded astrologically as exerting influence on humankind and events.
shaped like a sphere
of or relating to a sphere: spherical geometry
(geometry) formed on the surface of or inside a sphere: a spherical triangle
of or relating to heavenly bodies
of or relating to the spheres of the Ptolemaic or the Copernican system
spherical spher·i·cal (sfēr’ĭ-kəl, sfěr’-)
Having the shape of or approximating a sphere; globular.
noun 1. variation in focal length of a lens or mirror from center to edge, due to its spherical shape. spherical aberration noun 1. (physics) a defect of optical systems that arises when light striking a mirror or lens near its edge is focused at different points on the axis to the light striking near […]
noun, Geometry. 1. an angle formed by arcs of great circles of a sphere. spherical angle noun 1. an angle formed at the intersection of two great circles of a sphere
noun 1. the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
noun, Mathematics. 1. Usually, spherical coordinates. any of three coordinates used to locate a point in space by the length of its radius vector and the angles this vector makes with two perpendicular polar planes. spherical coordinate Any of a set of coordinates in a three-dimensional system for locating points in space by means of […]