form - func
- frequency-translating repeater
- frequency-tuned laser
- frequently asked questions
- freshly cleaved substrate
- Fresison
- Fresnel
- Fresnel approximation
- Fresnel coefficient
- Fresnel contour
- Fresnel diffraction
- Fresnel diffraction pattern
- Fresnel field
- Fresnel holography
- Fresnel image
- Fresnel integral
- Fresnel lens
- Fresnel lens antenna
- Fresnel loss
- Fresnel number
- Fresnel pattern
- Fresnel reflection
- Fresnel region
- Fresnel spotlight
- Fresnel transform
- Fresnel zone
- Fresnel's ellipsoid
- Fresnel's index ellipsoid
- Fresnel-diffraction hologram
- Fresnel-transform hologram
- fret
- fretboard
- fretless bass
- FRF
- fricative
- fricative sound
- friction
- friction bonding
- friction braking
- friction drive
- friction electricity