| Acronym | Definition |
|---|
| CLIK➣Consolidated Library of Information and Knowledge (Department of Veterans' Affairs; Australia) |
| CLIK➣Central Laboratory Innovation and Knowledge Transfer Limited (Council for the Central Laboratories of the Research Councils) |
| CLIK➣Construction Labour in Kent (UK) |
| CLIK➣Connected Learning in Kentucky (est. 2001) |
| CLIK➣Contact Lens Induced Keratitis (eye inflammation) |
| CLIK➣Cathepsin L Inhibitor Katunuma |