- leaflet bomb
- Lahr Airport , LHA , EDTL
- Leipzig-Halle Airport
- Linz Airport , LNZ , LOWL
- London Croydon Airport
- Lübeck Airport , LBC , EDHL
- Landshut Airport , EDML
- Langenlonsheim Airfield , EDEL
- Langeoog Airport , LGO , EDWL
- Leer-Papenburg Airport , EDWF
- Lemwerder Airport , XLW , EDWD
- Lüneburg Airfield , EDHG
- Löbnitz-Roitzschjora Airfield , EDAW
- lamprey-eel
- little river
- liquid-solid chromatography
- liquid-liquid chromatography
- liquid foundation
- liquid biopsy
- liquid chromatography
- liquid thread lock
- liquid milk
- liquid olive oil soap
- liquid radioactive wastes
- liquid electrolyte battery
- liquid adhesive
- liquid mirror
- liquid steel
