Definition of orb noun from the Oxford Advanced Learner's Dictionary

     

    orb

     noun
    noun
    BrE BrE//ɔːb//
     
    ; NAmE NAmE//ɔːrb//
     
     
    jump to other results
  1. 1(literary) an object shaped like a ball, especially the sun or moon The red orb of the sun sank beneath the horizon.
  2. 2a gold ball with a cross on top, carried by a king or queen at formal ceremonies as a symbol of power compare sceptre
  3. Word Origin late Middle English (denoting a circle): from Latin orbis ‘ring’.
See the Oxford Advanced American Dictionary entry: orb