unid - vect
- unidentified
- unidentified aircraft
- unidentified object
- unidentified payload satellite
- unidentified satellite
- unidirectional
- unidirectional antenna
- unidirectional composite
- unidirectional light
- unidirectional parallel-filament composite
- unidirectional restrictor valve
- unidirectionally-reinforced composite
- uniform acceleration
- uniform blowing
- uniform burning
- uniform cantilever
- uniform channel
- uniform consumption
- uniform deceleration
- uniform drag
- uniform flap movement
- uniform flow
- uniform loading
- uniform motion
- uniform plasma
- uniform rotation
- uniform stream
- uniform suction
- uniform wing
- uniformly distributed load
- unilateral antenna
- unimproved airfield
- unimproved airstrip
- unimproved runway
- uninhibited grain
- uninstalled thrust
- uninstrumented
- uninstrumented strip
- uninsulated tank
- unintentional spin
