| Acronym | Definition |
|---|
| LSDA➣Life Sciences Data Archive (NASA) |
| LSDA➣Local Spin Density Approximation |
| LSDA➣Learning and Skills Development Agency (UK) |
| LSDA➣Le Seigneur des Anneaux (French: Lord of the Rings) |
| LSDA➣Licensed Software Designation Agreement (contracts) |
| LSDA➣London School of Dramatic Art |
| LSDA➣Lucky Strike Designer Award (Raymond Loewy Foundation) |
| LSDA➣Locksmith Dealers of America |