LCIS
| Acronym | Definition |
|---|---|
| LCIS | Lobular Carcinoma in Situ |
| LCIS | Local Community Insurance Services (Australia) |
| LCIS | Laboratory of Cryptography and Information Security (University of Tsukuba; Japan) |
| LCIS | Light Chain Isotype Suppression |
| LCIS | Landscape Contractor's Insurance Services (Fresno, California) |
| LCIS | Low Cost Industrial Supply |