1. acoustics the study of the physical properties of sound
  2. agnostic a person who claims the existence of God is unknowable
  3. acoustic relating to the study of the physical properties of sound
  4. acoustical of or relating to the science of acoustics
  5. logistics supplying an operation with labor and materials as needed
  6. acoustically with respect to acoustics
  7. caustic capable of destroying or eating away by chemical action
  8. ecstatic feeling great rapture or delight
  9. acoustic wave (acoustics) a wave that transmits sound
  10. acoustic buoy a buoy that can be heard (at night)
  11. justice the quality of being fair, reasonable, or impartial
  12. acoustic aphasia an impairment in understanding spoken language that is not attributable to hearing loss
  13. exotic characteristic of another place or part of the world
  14. egoistic limited to or caring only about yourself and your own needs
  15. egoistical limited to or caring only about yourself and your own needs
  16. acoustician a physicist who specializes in acoustics
  17. Augustus Roman statesman who established the Roman Empire and became emperor in 27 BC; defeated Mark Antony and Cleopatra in 31 BC at Actium (63 BC - AD 14)
  18. acoustic meatus either of the passages in the outer ear from the auricle to the tympanic membrane
  19. Astacus type genus of the family Astacidae; Old World crayfish
  20. acrostic verse in which the first letter in each line forms a message