acti - aero
- actigram
- acting administrator
- acting against detente
- acting commander
- acting in favour of detente
- acting Jack
- acting noncom
- acting officer
- acting on the offensive
- acting training
- action agency
- action area
- action button
- action chart
- action drill
- action entry panel
- action message
- action of a toxic chemical
- action on return code
- action paper
- action specification
- action spot
- action-adventure
- action-reaction process
- actions strength
- activate an advance
- activate button
- activating agent
- activation frame
- activation manager
- activation record
- activator
- active addressing display
- active aircraft
- active area
- active buffer address
- active cell
- active channel state
- active control technology
- active cpu state
