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4 definitions found
 for sphere
From The Collaborative International Dictionary of English v.0.48 :

  Sphere \Sphere\, n. [OE. spere, OF. espere, F. sph[`e]re, L.
     sphaera,. Gr. ??? a sphere, a ball.]
     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.
        [1913 Webster]
     2. Hence, any globe or globular body, especially a celestial
        one, as the sun, a planet, or the earth.
        [1913 Webster]
              Of celestial bodies, first the sun,
              A mighty sphere, he framed.           --Milton.
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     3. (Astron.)
        (a) 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.
        (b) 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.
            [1913 Webster]
     4. (Logic) The extension of a general conception, or the
        totality of the individuals or species to which it may be
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     5. Circuit or range of action, knowledge, or influence;
        compass; province; employment; place of existence.
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              To be called into a huge sphere, and not to be seen
              to move in 't.                        --Shak.
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              Taking her out of the ordinary relations with
              humanity, and inclosing her in a sphere by herself.
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              Each in his hidden sphere of joy or woe
              Our hermit spirits dwell.             --Keble.
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     6. Rank; order of society; social positions.
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     7. An orbit, as of a star; a socket. [R.] --Shak.
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     Armillary sphere, Crystalline sphere, Oblique sphere,.
        See under Armillary, Crystalline,.
     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.
        [1913 Webster]
     Syn: Globe; orb; circle. See Globe.
          [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Sphere \Sphere\, v. t. [imp. & p. p. Sphered; p. pr. & vb. n.
     1. To place in a sphere, or among the spheres; to insphere.
        [1913 Webster]
              The glorious planet Sol
              In noble eminence enthroned and sphered
              Amidst the other.                     --Shak.
        [1913 Webster]
     2. To form into roundness; to make spherical, or spheral; to
        perfect. --Tennyson.
        [1913 Webster] Spherical

From WordNet (r) 3.0 (2006) :

      n 1: a particular environment or walk of life; "his social
           sphere is limited"; "it was a closed area of employment";
           "he's out of my orbit" [syn: sphere, domain, area,
           orbit, field, arena]
      2: any spherically shaped artifact
      3: the geographical area in which one nation is very influential
         [syn: sphere, sphere of influence]
      4: a particular aspect of life or activity; "he was helpless in
         an important sector of his life" [syn: sector, sphere]
      5: a solid figure bounded by a spherical surface (including the
         space it encloses)
      6: a three-dimensional closed surface such that every point on
         the surface is equidistant from the center
      7: the apparent surface of the imaginary sphere on which
         celestial bodies appear to be projected [syn: celestial
         sphere, sphere, empyrean, firmament, heavens, vault
         of heaven, welkin]

From Moby Thesaurus II by Grady Ward, 1.0 :

  208 Moby Thesaurus words for "sphere":
     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, area, arena, art, athletic field,
     auditorium, background, bag, bailiwick, ball, 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, globe, 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,
     orb, 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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