1. Martin Cline American geneticist who succeeded in transferring a functioning gene from one mouse to another (born in 1934)
  2. pertinent being of striking appropriateness
  3. arc tangent the inverse function of the tangent
  4. ordinance an authoritative rule
  5. arc cotangent the inverse function of the cotangent
  6. parthenogeny process in which an unfertilized egg develops into a new individual; common among insects and some other arthropods
  7. rattan cane the stem of various climbing palms of the genus Calamus and related genera used to make wickerwork and furniture and canes
  8. written account a written document preserving knowledge of facts or events
  9. arccotangent the inverse function of the cotangent
  10. unknown not known
  11. ordnance military supplies
  12. garden current cultivated European current bearing small edible red berries
  13. arctangent the inverse function of the tangent
  14. Arthur Edwin Kennelly United States electrical engineer noted for his work on the theory of alternating currents; independently of Oliver Heaviside he discovered the existence of an atmospheric layer that reflects radio waves back to earth (1861-1939)
  15. order Anacanthini at least partially equivalent to the order Gadiformes in some classifications
  16. Arturo Toscanini Italian conductor of many orchestras worldwide (1867-1957)
  17. Andean condor large vulture of the high Andes having black plumage and white neck ruff
  18. free-thinking unwilling to accept authority or dogma
  19. award-winning having received awards
  20. Bryan Donkin English engineer who developed a method of preserving food by sterilizing it with heat and sealing it inside a steel container--the first tin can (1768-1855)