| Acronym | Definition |
|---|
| LION | Like It or Not (music) |
| LION | Lithium Ion (battery) |
| LION | Literature Online |
| LION | Librarians Information Online Network |
| LION | Lenders Interactive Online Network |
| LION | Labor Immigrant Organizing Network |
| LION | Love Is Our Nature |
| LION | Leading International Open Networkers |
| LION | Linked In Open Networker |
| LION | Lightweight Infrared Observation Nightsight (thermal imaging camera from THALES Optronics, Netherlands) |
| LION | Link Interoperability Network |
| LION | LINC on NT (Asysco software migration tool) |
| LION | Local Interagency Operations Network (Los Angeles County) |
| LION | Library of Input/Output and Numerical Subroutines (UNIVAC 1107 assembly language) |
| LION | Lord Is Our Navigator (Christianity) |