L1
| Acronym | Definition |
|---|---|
| L1 | Level 1 (cache on or near processor die) |
| L1 | Native Language |
| L1 | Layer 1 (physical/electrical interface) |
| L1 | Link 1 (GPS, aviation) |
| L1 | League 1 (English football league) |
| L1 | Leave One |
| L1 | First Lumbar Vertebra (anatomy) |
| L1 | Lower One (business/investing; science) |
| L1 | Language One (native language) |
| L1 | GPS Frequency (1575.42 MHz) |
| L1 | LineOne (UK ISP) |
| L1 | Local Interconnect |
| L1 | First Sun-Earth Libration (Lagrange) Point |