1. Ceratopetalum a dicotyledonous genus of the family Cunoniaceae
  2. ceratopsian any of several four-footed herbivorous dinosaurs with enormous beaked skulls; of the late Cretaceous in North America and Mongolia
  3. Ceratopsidae American ceratopsian dinosaurs
  4. Ceratopsia horned dinosaurs
  5. heart massage an emergency procedure that employs rhythmic compression of the heart (either through the chest wall or, during surgery, directly to the heart) in an attempt to maintain circulation during cardiac arrest
  6. air passage a duct that provides ventilation (as in mines)
  7. bird of passage any bird that migrates seasonally
  8. ceratozamia a small cycad of the genus Ceratozamia having a short scaly woody trunk and fernlike foliage and woody cones; Mexico
  9. Ceratopogon type genus of the Ceratopogonidae
  10. sort program a utility program that sorts data items
  11. rite of passage a ritual performed when an individual changes status
  12. Verbascum genus of coarse herbs and subshrubs mostly with woolly leaves
  13. stratagem an elaborate or deceitful scheme to deceive or evade
  14. certificate a document attesting to the truth of certain stated facts
  15. breadbasket a basket for serving bread
  16. send a message give or constitute a signal, not necessarily verbally
  17. Northwest Passage a water route between the Atlantic Ocean and the Pacific Ocean along the northern coast of North America; Europeans since the 16th century had searched for a short route to the Far East before it was successfully traversed by Roald Amundsen (1903-1906)
  18. surplusage a quantity much larger than is needed
  19. surpass be or do something to a greater degree
  20. ceratosaur primitive medium-sized theropod