LTSR
| Acronym | Definition |
|---|---|
| LTSR | Long-Term Structured Residence |
| LTSR | London Tilbury and Southend Railway (UK) |
| LTSR | Looney Tunes Space Race (Dreamcast game) |
| LTSR | Long-Term Safety Review |
| LTSR | Lone Tree Scout Reservation |
| LTSR | LongTerm Science Review |
| LTSR | Lost Time Severity Rate |
| LTSR | Learning Technology Support Review team |
| LTSR | Lake Temagami Site Region |
| LTSR | Laughing Till Snot Runs |
| LTSR | Let a Thousand Stones Roll |
| LTSR | Long-Term Swap Rate |
| LTSR | Linear Transformation Shift Register |