astr - back
- audit
- audit trail
- auditive alarm system
- auditory perspective
- auditory threshold
- augend
- augmentation
- augmented phrase structure grammar
- augmented transition network: ATN
- augmenting
- aural
- austere. skein
- austerity
- authentic
- authentication
- authentication equipment
- authentication system
- authenticator
- authenticity
- author
- author language
- author-released
- authoring language
- authoring system
- authoritative
- authority
- authorization
- authorized
- authorized deviation
- authorized deviation from drawing
- authorized frequency
- auto radio
- auto radio aerial
- auto radio bump test
- auto recorder
- auto tape playing unit
- auto tracking
- auto-answer
- auto-associative learning
- auto-baud
