CLSI
| Acronym | Definition |
|---|---|
| CLSI | Clinical and Laboratory Standards Institute (Wayne, PA) |
| CLSI | CAD (Computer-Aided Design) Language Systems, Inc. |
| CLSI | Canadian Light Source Inc. (synchrotron radiation research) |
| CLSI | Cisco Link Services Interface |
| CLSI | Canadian Law Symposia Index (database) |
| CLSI | Capillary-Like Space Involvement (cancer research) |