1. dodecagon a twelve-sided polygon
  2. Tutankhamen Pharaoh of Egypt around 1358 BC
  3. watering can a container with a handle and a spout with a perforated nozzle; used to sprinkle water over plants
  4. titanosaurian amphibious quadrupedal herbivorous dinosaur with a long thin neck and whiplike tail; of the Cretaceous mostly in the southern hemisphere
  5. Dorothy Hodgkin English chemist (born in Egypt) who used crystallography to study the structure of organic compounds (1910-1994)
  6. drying agent a substance that promotes drying
  7. wedding gown a gown worn by the bride at a wedding
  8. dead language a language that is no longer learned as a native language
  9. death angel extremely poisonous usually white fungus with a prominent cup-shaped base; differs from edible Agaricus only in its white gills
  10. kissing kin a more or less distant relative
  11. dressing gown a robe worn before dressing or while lounging
  12. piping guan a kind of guan
  13. wetting agent a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved
  14. dining car a passenger car where food is served in transit
  15. Gatling gun an early form of machine gun having several barrels that fire in sequence as they are rotated
  16. Tanganyika the longest lake in the world in central Africa between Tanzania and Congo in the Great Rift Valley
  17. diatonic scale a scale with eight notes in an octave
  18. Dayton ax an ax with a long handle and a head that has one cutting edge and one blunt side
  19. tidings information about recent and important events
  20. putting green an area of closely cropped grass surrounding the hole on a golf course