1. artificial horizon a navigational instrument based on a gyroscope
  2. artificial skin a synthetic covering with two layers used experimentally to treat burn victims
  3. artificial heart a pump that replaces the natural heart
  4. artificial kidney a machine that uses dialysis to remove impurities and waste products from the bloodstream before returning the blood to the patient's body
  5. artificial respiration an emergency procedure whereby breathing is maintained artificially
  6. artificial joint a metal or plastic part that is surgically implanted to replace a natural joint (possibly elbow or wrist but usually hip or knee)
  7. artificial contrived by art rather than nature
  8. artificial blood a liquid that can carry large amounts of oxygen and can serve as a temporary substitute for blood
  9. artificiality the quality of being produced by people and not occurring naturally
  10. artificial additive an additive to food intended to improve its flavor or appearance or shelf-life
  11. artificial flower a handmade imitation of a blossom
  12. artificially not according to nature; not by natural means
  13. articulate express or state clearly
  14. artificial lake lake used to store water for community use
  15. arteria ciliaris one of several arteries supplying the choroid coat of the eye
  16. Artemisia ludoviciana perennial cottony-white herb of southwestern United States
  17. artificial pacemaker an implanted electronic device that takes over the function of the natural cardiac pacemaker
  18. artificial language a language that is deliberately created for a specific purpose
  19. artificial intelligence the branch of computer science that deal with writing computer programs that can solve problems creatively
  20. artificer a skilled worker who practices some trade or handicraft