e-tutor.com - Online tutoring, learning, and homeschooling resources      Home    Enroll    Tour    Contact Us    Graphing Calculator         Dictionary Home    Index    About   

Definition of 'sphere'

You searched for spheres


  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"
       Synonyms: domain area orbit field arena
  2. any spherically shaped artifact
  3. the geographical area in which one nation is very influential
       Synonyms: sphere of influence
  4. a particular aspect of life or activity; "he was helpless in an important sector of his life"
       Synonyms: sector
  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
       Synonyms: celestial sphere empyrean firmament heavens vault of heaven welkin

Get this dictionary without ads as part of the e-Tutor Virtual Learning Program.