Across
- 2. to move by
- 5. study of the atmosphere
- 6. collecting of air-mail stamps
- 9. therapeutics
- 13. science or study of gliding
- 15. study of navigation through air or space
- 17. study of airborne organisms
- 18. study of mites
- 20. Definition
- 22. science of sound
- 23. peaceful and happy
Down
- 1. dig up
- 3. study of medical remedies
- 4. a light midday meal
- 5. science of air pressure; art of ballooning
- 6. study of aerolites; meteorites
- 7. physical injury or mental problem
- 8. dynamics of gases; science of movement in a flow of air or gas
- 10. gap
- 11. science of generative organs
- 12. study of glands
- 14. long burst of gun fire
- 16. to harm or injury
- 19. grammar book; science of inflections in grammar
- 21. rough or injurious force