1. public relations a promotion intended to create goodwill for a person or institution
  2. predilection a predisposition in favor of something
  3. east-west direction in a direction parallel with lines of latitude
  4. public executioner an official who inflicts capital punishment in pursuit of a warrant
  5. bidirectional reactive or functioning or allowing movement in two usually opposite directions
  6. light reaction the first stage of photosynthesis during which energy from light is used for the production of ATP
  7. public discussion free and open discussion of some question of public interest
  8. self-direction personal independence
  9. Molisch reaction biochemical indicator of the presence of carbohydrates in a solution; if carbohydrates are present a violet ring is formed by reaction with alpha-naphthol in the presence of sulfuric acid
  10. book of instructions a manual usually accompanying a technical device and explaining how to install or operate it
  11. north-south direction in a direction parallel with lines of longitude
  12. altercation a noisy quarrel
  13. polished rice having husk or outer brown layers removed
  14. publication the act of issuing printed materials
  15. double refraction splitting a ray into two parallel rays polarized perpendicularly
  16. abstraction the process of formulating general concepts
  17. publishing house a firm in the publishing business
  18. stage direction instruction or description written in the script of a play
  19. learned reaction a reaction that has been acquired by learning
  20. prolonged interrogation a form of psychological torture inflicted by questioning the victim for hours