- level; (Geräusch) sound level indicator
- lug nut, wheel nut
- lawful, legal
- load capacity, load rating
- lock, latch
- lubricate, grease, smear; (mit Geld) bribe
- lubrication, greasing
- locking pin, retaining bolt
- lock ring, snap ring
- load capacity, load-bearing capacity, load capacity, bearing capacity
- lower air cushion, bed cushion
- leave, vacation, holidays
- lengthen, extend, stretch
- lock, locking
- locking spring, sealing spring
- limit stopper, stroke limitation
- loudspeaker system, speaker system
- loudspeaker set, speaker set
- loudspeaker connector, connector speaker
- loudspeaker box, speaker box; loudspeaker cabinet
- loudspeaker protector, spaeker protector
- loudspeaker baffle, speaker baffle
- loudspeaker textile, speaker textile
- L-pad, loudspeaker volume control
- lapel microphone, button microphone
- lettering space, designation space; marking space; labeling space
- lettering, labeling; marking; designation
- laser calibration, laser trimming
- longitudinal fin, longitudinal rib
- l
- laevorotation
- lambda probe
- LAN cable
- land law
- landplane
- language course
- langue de chat
- Latin lover
- lavender oil
- Lebensraum
- left-hand bend
- left-hand drive
- left-wing extremism
- legal reserve
- lentoid
- light pollution
- Lima bean
- lime blossom honey
- liquidity problem