Lap (disambiguation)
- Geert Lap
- IAP (disambiguation)
- La Plata (Amtrak station)
- Lambert Academic Publishing
- Language/action perspective
- Lanthanum phosphide
- Lap joint
- Lapp (disambiguation)
- Lapping
- Laps, Puy-de-Dôme
- Latency-associated peptide
- Leukocyte alkaline phosphatase
- Liberian Action Party
- Light-addressable potentiometric sensor
- Lima Airport Partners
- Limiting absorption principle
- Linguistic Atlas Project
- Linhas Aéreas Paulistas – LAP
- Los Angeles Pacific Railroad
- Luzenac AP
- Lysergic acid propylamide
- Líneas Aéreas Paraguayas
- Manuel Márquez de León International Airport
- Microsoft
- Sámi people