noun. A three-dimensional surface, all points of which are equidistant from a fixed point.

noun. A spherical object or figure.

noun. A celestial body, such as a planet or star.

noun. The sky, appearing as a hemisphere to an observer.

noun. Any of a series of concentric, transparent, revolving globes that together were once thought to contain the moon, sun, planets, and stars.

noun. undefined

noun. A range or extent of knowledge, interest, or activity: synonym: field.

noun. A social level or part of society or group.

noun. A range of power or influence.

transitive verb. To form into a sphere.

transitive verb. To put in or within a sphere.

To make into a sphere; make spherical; round, or round out; fill out completely.

To place in a sphere or among the spheres: ensphere.

To inclose as in a sphere or orbit; encircle; engirdle.

To pass or send as in a sphere or orbit; circulate.

noun. A spherical sponge-spicule, a modified form of the monaxial type.

noun. In geometry, a solid figure generated by the revolution of a semicircle about its diameter.

noun. Hence A rounded body, approximately spherical; a ball; a globe.

noun. An orbicular body representing the earth or the apparent heavens, or illustrating their astronomical relations.

noun. Hence The visible supernal region; the upper air; the heavens; the sky.

noun. One of the supposed concentric and eccentric revolving rigid and transparent shells called crystalline, in which, according to the old astronomers (following Eudoxus), the stars, sun, moon, and planets were severally set, and by which they were carried in such a manner as to produce their apparent motions.

noun. Hence An orbicular field or course of movement; an orbit, as that of a heavenly body or of the eye; a circuit.

noun. Place or scene of action; the space within which movement is made or operations are carried on; a circumscribed region of action: as, the sphere of a mission; the spheres (fuller, spheres of influence) of the different European powers and trading companies in Africa.

noun. Position or rank in society; position or class with reference to social distinctions.

noun. Circuit or radius, as of knowledge, influence, or activity; definite or circumscribed range; determinate limit of any mental or physical course: as, the sphere of diplomacy.

noun. More generally, a sphere (discovered in 1884 by the Italian mathematician Intrigila) belonging to any tetrahedron, and passing thruogh the four feet of the perpendiculars from the summits upon the opposite faces, and consequently also through the mid-points of the lines from the summits to the center of the hyperboloid of which these perpendiculars are generator, and through the orthogonal projections of these points upon the opposite faces.

noun. = Syn. 1–3. Orb, Ball, etc. See globe.

noun. A body or space contained under a single surface, which in every part is equally distant from a point within called its center.

noun. Hence, any globe or globular body, especially a celestial one, as the sun, a planet, or the earth.

noun. undefined

noun. The apparent surface of the heavens, which is assumed to be spherical and everywhere equally distant, in which the heavenly bodies appear to have their places, and on which the various astronomical circles, as of right ascension and declination, the equator, ecliptic, etc., are conceived to be drawn; an ideal geometrical sphere, with the astronomical and geographical circles in their proper positions on it.

noun. In ancient astronomy, one of the concentric and eccentric revolving spherical transparent shells in which the stars, sun, planets, and moon were supposed to be set, and by which they were carried, in such a manner as to produce their apparent motions.

noun. The extension of a general conception, or the totality of the individuals or species to which it may be applied.

noun. Circuit or range of action, knowledge, or influence; compass; province; employment; place of existence.

noun. Rank; order of society; social positions.

noun. An orbit, as of a star; a socket.

noun. See under Armillary, Crystalline,.

noun. undefined

noun. undefined

noun. applications of the principles of spherical trigonometry to the properties and relations of the circles of the sphere, and the problems connected with them, in astronomy and geography, as to the latitudes and longitudes, distance and bearing, of places on the earth, and the right ascension and declination, altitude and azimuth, rising and setting, etc., of the heavenly bodies; spherical geometry.

noun. See under Music.

transitive verb. To place in a sphere, or among the spheres; to insphere.

transitive verb. To form into roundness; to make spherical, or spheral; to perfect.

verb. To place in a sphere, or among the spheres; to ensphere.

verb. To make round or spherical; to perfect.

noun. the geographical area in which one nation is very influential

noun. any spherically shaped artifact

noun. a solid figure bounded by a spherical surface (including the space it encloses)

noun. a three-dimensional closed surface such that every point on the surface is equidistant from the center

noun. a particular environment or walk of life

"See additional notes, No. VI.] [_Or sphere on sphere_. l."

armillary sphere  axis of a sphere  ball  celestial sphere  circle of the sphere  

geographic area  geographic region  geographical area  geographical region  round shape  

Bombardier  Chevalier  Clear  Deere  Fear  

aspect  atmosphere  circle  dimension  dome  

2-sphere  3-sphere  Aldebaran  Canicula  Dog Star  

sphered  spheres  sphering