1. acquiesce agree or express agreement
  2. acute ending in a sharp point
  3. acumen shrewdness shown by keen insight
  4. accommodate have room for; hold without crowding
  5. AC an electric current that reverses direction sinusoidally
  6. Ac a radioactive element of the actinide series
  7. acacia any of various spiny trees or shrubs
  8. Acacia auriculiformis Australian tree that yields tanning materials
  9. Acacia cambegei scrubby Australian acacia having extremely foul-smelling blossoms
  10. Acacia catechu East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu
  11. Acacia dealbata evergreen Australasian tree having white or silvery bark and young leaves and yellow flowers
  12. Acacia farnesiana tropical American thorny shrub or small tree
  13. Acacia melanoxylon tall Australian acacia yielding highly valued black timber
  14. Acacia pycnantha shrubby Australian tree having clusters of fragrant golden yellow flowers; widely cultivated as an ornamental
  15. Acacia xanthophloea African tree supposed to mark healthful regions
  16. academe the community or environment of colleges and universities
  17. academia the world of higher learning
  18. academic associated with an educational institution
  19. academic administrator an administrator in a college or university
  20. academically in regard to academic matters