two- - univ
- two-armed spiral antenna
- two-axial ellipsoid
- two-axis scanner
- two-band cathode
- two-band magnetoresistance
- two-bar repeat
- two-base diode
- two-beam hologram
- two-beam holography
- two-beam instability
- two-beam interference
- two-beam interferometry
- two-bit PCM
- two-bit pulse-code modulation
- two-button mouse
- two-by-two crosspoint
- two-carrier current
- two-carrier injection
- two-carrier plasma
- two-channel adapter
- two-channel disk
- two-channel sound system
- two-color hologram
- two-color image
- two-color pyrometer
- two-color tree
- two-column format
- two-component developer
- two-component spinor
- two-coordinate scanning system
- two-course radio range
- two-dimensional
- two-dimensional array
- two-dimensional convolution
- two-dimensional correlation
- two-dimensional crystal
- two-dimensional defect
- two-dimensional electron gas
- two-dimensional electron gas field-effect transistor
- two-dimensional electronics
