1. collapsible shelter a portable shelter
  2. Calypso bulbosa rare north temperate bog orchid bearing a solitary white to pink flower marked with purple at the tip of an erect reddish stalk above 1 basal leaf
  3. collapsible capable of breaking down
  4. Clupea sprattus small herring processed like a sardine
  5. Colaptes caper collaris western United States bird with red undersurface to wings and tail
  6. globus pallidus the inner pale yellow part of the lenticular nucleus
  7. baseball card a trading card with a picture of a baseball player and information about his playing record
  8. Golgi apparatus a netlike structure in the cytoplasm of animal cells
  9. collapsable capable of collapsing or being collapsed
  10. clapperboard photographic equipment used to synchronize sound and motion picture; boards held in front of a movie camera are banged together
  11. computer keyboard a keyboard that is a data input device for computers
  12. council board the table that conferees sit around as they hold a meeting
  13. reversible process any process in which a system can be made to pass through the same states in the reverse order when the process is reversed
  14. crow blackbird long-tailed American blackbird having iridescent black plumage
  15. composition board a stiff moderately thick paper
  16. collaborate work together on a common enterprise or project
  17. European blackbird common black European thrush
  18. public press the print media responsible for publishing news
  19. blackboard sheet of slate; for writing with chalk
  20. cribbage board a board with pegs and regularly spaced holes for holding the pegs; used for keeping the score in a game of cribbage