air·craft 
(ârkrăft′)
(ârkrăft′)n. pl. aircraft
A machine or device, such as an airplane, helicopter, glider, or dirigible, capable of atmospheric flight.
- autopilot
- autoplastic
- autoplastically
- autoplasty
- autopolyploid
- autopolyploidy
- autopsic
- autopsical
- autopsist
- autopsy
- autoradiogram
- autoradiograph
- autoradiographic
- autoradiography
- autoroute
- autos-da-fé
- autosomal
- autosomally
- autosome
- autostrada
- autosuggest
- autosuggestibility
- autosuggestible
- autosuggestion
- autosuggestive