| Acronym | Definition |
|---|
| LECS➣Lan Emulation Configuration Server |
| LECS➣LAN Emulation Configuration Server (ATM) |
| LECS➣Low-Energy Concentrator Spectrometer (astrophysics) |
| LECS➣Local Economic Consequences Study |
| LECS➣Lakshmi Electrical Control Systems Ltd. (est. 1981; Coimbatore, India) |
| LECS➣Liquid Effluent Containment System |
| LECS➣Launch Equipment Checkout Set |