L
- LAN – Local Area Network - Netzwerk
- Laser – Light Amplification by Stimulated Emission of Radiation - Elektronik
- LCA – Logic Cell Array - Elektronik
- LCD – Liquid Crystal Display - Monitor
- LCOS – Liquid Crystal On Silicon - Elektronik
- LD – Laser Diode - Elektronik
- LED – Light Emitting Diode - Elektronik
- LFBGA – Low Fine Pitch BGA - Elektronik
- LGA – Land Grid Array - Elektronik
- LIW - Long Instruction Word - Software
- LPT – Line Printer - Mainboard
- LWL - Lichtwellenleiter - Netzwerk