1. axial rotation rotary motion of an object around its own axis
  2. connotation an idea that is implied or suggested
  3. exaltation the elevation of a person, as to the status of a god
  4. acceleration an increase in rate of change
  5. exhortation an earnest attempt at persuasion
  6. exhilaration the feeling of lively and cheerful joy
  7. exultation the utterance of sounds expressing great joy
  8. exportation the activity of selling goods to a foreign country
  9. axis of rotation the center around which something rotates
  10. axial motion rotary motion of an object around its own axis
  11. exploitation an act that victimizes someone
  12. octal notation any mathematical notation that uses 8 different characters
  13. extradition surrender of an accused by one state or country to another
  14. exploration travel for the purpose of discovery
  15. exhalation the act of expelling air from the lungs
  16. expectation belief about the future
  17. orbital rotation motion of an object in an orbit around a fixed point
  18. exclamation an abrupt excited utterance
  19. exhilarating making lively and joyful
  20. auscultation listening to sounds within the body with a stethoscope