unit - vari
- unseeded
- unsegmented
- unserviceability
- unserviceable
- unset
- unset cement
- unsettled
- unshaded area
- unshared electrons
- unsharp spectral line
- unsheltered
- unshielded
- unshielded area
- unsized
- unslaked
- unslaked lime
- unsoldering
- unsolvability
- unsolvable
- unsorted
- unsound cement
- unspecified
- unstable balance
- unstable blocking oscillator
- unstable blocking-oscillator
- unstable cavity
- unstable component
- unstable equilibrium
- unstable flow
- unstable gum
- unstable resonator
- unstable state
- unstable substance
- unstable system
- unstained
- unsteady feed
- unsteady flow
- unsteady motion
- unsteady state
- unsterilized
