正

zhēng
first month of the lunar year

CEDICT

Homographs

正 zhèng
  1. straight
  2. upright
  3. proper
  4. main
  5. principal
  6. to correct
  7. to rectify
  8. exactly
  9. just (at that time)
  10. right (in that place)
  11. (math.) positive