a·vi·a·tion 
(ā′vē-āshən, ăv′ē-)
(ā′vē-āshən, ăv′ē-)n.
1. The operation of aircraft.
2. The design, development, and production of aircraft.
3. Military aircraft.
[French, from Latin avis, bird; see awi- in the Appendix of Indo-European roots.]
- weaponization
- weaponize
- weapon of mass destruction
- weaponry
- weapons system
- wear
- wearability
- wearable
- wear and tear
- wear down
- wearer
- wear heart on one's sleeve
- wear heart on sleeve
- weariful
- wearifully
- wearifulness
- weariless
- wearilessly
- wearily
- weariness
- wearing
- wearisome
- wearisomely
- wear off
- wear (one's) heart on (one's) sleeve