land - line
- land gap
- land pattern
- landing beacon
- landscape format
- landscape printing
- lane
- language
- language digit
- language understanding
- lap winding
- lapel microphone
- Laplace transformation
- LAPM
- lapped wire
- laptop
- laptop computer
- large
- large scale integrated circuit
- large scale integration
- large-aperture aerial
- large-aperture antenna
- large: very large scale integration
- laser
- laser beam
- laser beam scanning
- laser communications
- laser diode
- laser module
- laser printer
- last
- last column
- last line of paragraph
- last number redial
- last number repetition button
- last party release
- last stored number redial
- last subscriber release
- last-in-first-out
- last-in-first-out memory
- latched
