Sphere
Definition of Sphere
n. | 1. | (Geom.) A body or space contained under a single surface, which in every part is equally distant from a point within called its center. | | 2. | Hence, any globe or globular body, especially a celestial one, as the sun, a planet, or the earth. | | 3. | (Astron.) 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. | | 4. | (Logic) The extension of a general conception, or the totality of the individuals or species to which it may be applied. | | 5. | Circuit or range of action, knowledge, or influence; compass; province; employment; place of existence. | | 6. | Rank; order of society; social positions. | | 7. | An orbit, as of a star; a socket.Doctrine of the sphere | 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. |
Music of the spheres | See under Music. |
| v. t. | 1. | To place in a sphere, or among the spheres; to insphere. | | 2. | To form into roundness; to make spherical, or spheral; to perfect. |
Related Words
Aldebaran, Canicula, Dog Star, Hesper, Hesperus, Lucifer, North Star, Phosphor, Phosphorus, Polaris, Sirius, Venus, Vesper, academic discipline, academic specialty, acreage, agora, ambit, amphitheater, applied science, arena, art, athletic field, auditorium, background, bag, bailiwick, balloon, bear garden, beat, bladder, blob, boll, bolus, border, borderland, bowl, boxing ring, breadth, bubble, bulb, bulbil, bulblet, bull ring, campus, canvas, caste, celestial body, champaign, circle, circuit, circus, class, cockpit, coliseum, colosseum, comet, concern, condition, continuum, course, daystar, demesne, department, department of knowledge, dimension, discipline, domain, dominion, drop, droplet, echelon, ellipsoid, emptiness, empty space, ensphere, evening star, expanse, expansion, extension, extent, field, field of inquiry, field of study, fixed stars, floor, footing, forte, forum, galactic space, geoid, globelet, globoid, globule, glomerulus, gob, gobbet, ground, gym, gymnasium, hall, heavenly body, hemisphere, hierarchy, hippodrome, infinite space, interstellar space, judicial circuit, jurisdiction, knob, knot, level, lists, living sapphires, locale, lodestar, march, marketplace, mat, measure, milieu, morning star, natural science, nothingness, oblate spheroid, ology, open forum, orbit, orblet, order, outer space, palaestra, pale, parade ground, pellet, pit, place, platform, polar star, polestar, position, power structure, precedence, precinct, prize ring, prolate spheroid, proportion, province, public square, pure science, purlieu, range, rank, rate, rating, realm, ring, rondure, round, scene, scene of action, scenery, science, setting, site, social science, society, space, spatial extension, specialty, spheroid, spherule, spread, squared circle, stadium, stage, stage set, stage setting, standing, starry host, stars, station, status, stratum, study, subdiscipline, subject, superficial extension, surface, technicology, technics, technology, terrain, territory, theater, thing, tilting ground, tiltyard, tract, void, volume, walk, walk of life, wrestling ring
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Sphalerite Sphene Sphenethmoid Sphenethmoid bone Sphenethmoidal Spheniscan Spheno- Sphenodon Sphenoethmoidal Sphenogram Sphenographer Sphenographic Sphenographist Sphenography Sphenoid Sphenoid bone Sphenoidal Sphenotic Sphenotic bone Spheral -Sphere- Spherical Spherical angle Spherical excess Spherical geometry Spherical harmonic analysis Spherical lune Spherical opening Spherical polygon Spherical projection Spherical sector Spherical segment Spherical triangle Spherical trigonometry Spherical ungula Spherical wedge Sphericity Sphericle Spherics Spherobacteria Spheroconic
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