1. alliteration use of the same consonant at the beginning of each word
  2. concentration the spatial property of being crowded together
  3. market penetration the extent to which a product is recognized and bought by customers in a particular market
  4. interpenetration the action of penetrating between or among
  5. marginal placentation with ovules borne on the wall along the ventral suture of a simple ovary
  6. logical operation an operation that follows the rules of symbolic logic
  7. wind generation power derived from the wind (as by windmills)
  8. penetration the act of entering into or through something
  9. regional enteritis a serious chronic and progressive inflammation of the ileum producing frequent bouts of diarrhea with abdominal pain and nausea and fever and weight loss
  10. Reagan administration the executive under President Reagan
  11. confederation the state of being allied
  12. physical restoration providing help for disabled persons
  13. consideration the process of giving careful thought to something
  14. acculturation the adoption of the behavior patterns of one's surroundings
  15. malnutrition a state of poor nourishment
  16. collaboration act of working jointly
  17. fenestration surgical procedure that creates a new fenestra to the cochlea in order to restore hearing lost because of osteosclerosis
  18. filtration the process whereby fluids pass through a filter or a filtering medium
  19. combined operation a military operation carried out cooperatively by two or more allied nations or a military operation carried out by coordination of sea, land, and air forces
  20. generation group of genetically related organisms in a line of descent