vari - walk
- Vari-typer
- variability
- variable
- variable ballast
- variable capacitor
- variable eccentric
- variable factor
- variable focus
- variable folder
- variable geometry
- variable inductance
- variable lubricator
- variable modulation
- variable motion
- variable quantity
- variable radix
- variable resistance
- variable resistor
- variable scale
- variable star
- variable sweep
- variable transformer
- variable-capacitance transducer
- variable-capacitance tube
- variable-density recording
- variable-diaphragm photometer
- variable-frequency oscillator
- variable-geometry wing
- variable-incidence blade
- variable-induction pickup
- variable-length code
- variable-mass
- variable-mu tube
- variable-phase method
- variable-pitch propeller
- variable-polarity
- variable-ratio transformer
- variable-resistance
- variable-resistance transducer
- variable-scan interface