1. concussion injury to the brain caused by a blow
  2. itaconic acid a crystalline carboxylic acid
  3. beat generation a United States youth subculture of the 1950s
  4. parking zone a space where an automobile can be parked
  5. gambling casino a public building for gambling and entertainment
  6. benthonic zone a region including the bottom of the sea and the littoral zones
  7. connexion a relation between things or events
  8. in conclusion the item at the end
  9. sticking point a point at which an impasse arises in progress toward an agreement or a goal
  10. pathogenesis the origination and development of a disease
  11. Edith Giovanna Gassion French cabaret singer (1915-1963)
  12. Bohemian waxwing large waxwing of northern North America
  13. pathogenically in a pathogenic manner
  14. cochin china Asian breed of large fowl with dense plumage and feathered legs
  15. spade casino a form of casino in which spades have the value of one point
  16. hotel-casino a business establishment that combines a casino and a hotel
  17. baking soda a white soluble compound (NaHCO3) used in effervescent drinks and in baking powders and as an antacid
  18. otic ganglion an autonomic ganglion whose postganglionic fibers are distributed to the parotid gland
  19. decanoic acid a fatty acid found in animal oils and fats
  20. butt against lie adjacent to another or share a boundary