Hiện nay

1. Local Oscillator
2. Lock-On - also L/O
3. Launch Operations
4. Low - also L
5. Law and Order
6. Longitudinal optical
7. Liaison Officer - also LNO and LAO
8. Lubrication Order
9. Lake Ontario
10. Lift-off - also L/O
11. Laboratory Outfitting
12. Linseed oil - also LSO and LIS
13. Learning Objective
14. Lockout - also L/O
15. LINE OCCUPANCY
16. LOW ORDER
17. HelLO
18. Laboratory operating
19. Lack of objections
20. Low-intensity - also LI
21. Lipoxygenase - also lox, LPO and LPX
22. Losartan - also Los and LSRT
23. Lipoxygenases - also LOXs, LOX and LPOs
24. Liquid-ordered - also l(o)
25. Limit Order (Lệnh giới hạn)