| Acronym | Definition |
|---|
| LEOS➣Lasers and Electro-Optics Society (IEEE) |
| LEOS➣Low Earth Orbiting Satellite |
| LEOS➣Lifelong Educational Opportunity Students |
| LEOS➣Laboratory for Electro-Optics Systems (est. 1993; Indian Space Research Organisation; India) |
| LEOS➣Law Enforcement Officer's Safety Act |
| LEOS➣Laparoscopic Electrocautery of the Ovarian Surface (human reproduction) |
| LEOS➣Long Eaton Operatic Society (UK) |