1. excellent very good; of the highest quality
  2. excellently extremely well
  3. exculpatory clearing of guilt or blame
  4. exclamatory expressed suddenly and with force
  5. excellence possessing good qualities in high degree
  6. screen memory an imagined memory of a childhood experience
  7. accelerometer an instrument for measuring the acceleration of aircraft or rockets
  8. accent mark a diacritical mark used to indicate stress or placed above a vowel to indicate a special pronunciation
  9. acceleratory tending to increase velocity
  10. Iceland moss lichen with branched flattened partly erect thallus that grows in mountainous and Arctic regions; used as a medicine or food for humans and livestock; a source of glycerol
  11. accelerator a pedal that controls the throttle valve
  12. Excellency a title used to address dignitaries
  13. semantic memory your memory for meanings and general (impersonal) facts
  14. episodic memory memory for episodes in your own life
  15. immediate memory what you can repeat immediately after perceiving it
  16. excellency an outstanding feature
  17. working memory memory for intermediate results that must be held during thinking
  18. personal memory memory for episodes in your own life
  19. Iceland spar a transparent calcite found in Iceland and used in polarizing microscopes
  20. exclamation mark a punctuation mark (!) used after an exclamation