| Acronym | Definition |
|---|
| LDOS➣Last Day of School |
| LDOS➣Last Day of Support (software support) |
| LDOS➣Last Date of Support (Cisco) |
| LDOS➣Last Day of Service |
| LDOS➣Louisville Deaf Oral School (Louisville, KY) |
| LDOS➣Lord's Day Observance Society (est. 1831) |
| LDOS➣Local Density of State |
| LDOS➣Last Day of Shift |
| LDOS➣Logical Disk Operating System |