retro-system
noun
A system of retro-rockets.
Origin
1960s; earliest use found in Interavia.
- unarranged
- unarticulated
- unartistic
- unartistically
- unary
- unascertainable
- unascertained
- unashamed
- unashamedly
- unashamedness
- unasked
- unaspirated
- unassailability
- unassailable
- unassailableness
- unassailably
- unassertive
- unassertively
- unassertiveness
- unassignable
- unassigned
- unassimilable
- unassimilated
- unassisted
- unassociated