1. celestial sphere the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
  2. socialism a political theory advocating state ownership of industry
  3. celestial equator the great circle on the celestial sphere midway between the celestial poles
  4. Celestial City phrases used to refer to Heaven
  5. celestial pole one of two points of intersection of the Earth's axis and the celestial sphere
  6. celestial relating to or inhabiting a divine heaven
  7. political sphere a sphere of intense political activity
  8. celestial globe a globe that is a spherical model of the heavens
  9. celestial point a point in the heavens (on the celestial sphere)
  10. celestial body a natural object visible in the sky
  11. celestial orbit the (usually elliptical) path described by one celestial body in its revolution about another
  12. blastosphere early stage of an embryo produced by cleavage of an ovum
  13. celestial horizon the great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth
  14. celestial hierarchy the collective body of angels
  15. celestial latitude (astronomy) the angular distance of a celestial body north or to the south of the celestial equator; expressed in degrees; used with right ascension to specify positions on the celestial sphere
  16. celestial guidance a method of controlling the flight of a missile or spacecraft by reference to the positions of celestial bodies
  17. stratosphere atmospheric layer between the troposphere and the mesosphere
  18. cerebral hemisphere either half of the cerebrum
  19. celestial navigation navigating according to the positions of the stars
  20. specialiser an expert who is devoted to one occupation or branch of learning