catflap.org Online Dictionary Query

  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.
        [1913 Webster]
  
     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
        applied.
        [1913 Webster]
  
     5. Circuit or range of action, knowledge, or influence;
        compass; province; employment; place of existence.
        [1913 Webster]
  
              To be called into a huge sphere, and not to be seen
              to move in 't.                        --Shak.
        [1913 Webster]
  
              Taking her out of the ordinary relations with
              humanity, and inclosing her in a sphere by herself.
                                                    --Hawthorne.
        [1913 Webster]
  
              Each in his hidden sphere of joy or woe
              Our hermit spirits dwell.             --Keble.
        [1913 Webster]
  
     6. Rank; order of society; social positions.
        [1913 Webster]
  
     7. An orbit, as of a star; a socket. [R.] --Shak.
        [1913 Webster]
  
     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]

  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.
  
     2. Hence, any globe or globular body, especially a celestial
        one, as the sun, a planet, or the earth.
  
              Of celestial bodies, first the sun, A mighty sphere,
              he framed.                            --Milton.
  
     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.
  
     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.
  
              To be called into a huge sphere, and not to be seen
              to move in 't.                        --Shak.
  
              Taking her out of the ordinary relations with
              humanity, and inclosing her in a sphere by herself.
                                                    --Hawthorne.
  
              Each in his hidden sphere of joy or woe Our hermit
              spirits dwell.                        --Keble.
  
     6. Rank; order of society; social positions.
  
     7. An orbit, as of a star; a socket. [R.] --Shak.
  
     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.
  
     Syn: Globe; orb; circle. See Globe.