| Acronym | Definition |
|---|
| ISTL➣Issues in Science and Technology Librarianship |
| ISTL➣Information Sciences and Technologies Laboratory (Palo Alto, CA) |
| ISTL➣Integrated Standardized Training Listing |
| ISTL➣Information Sciences and Technologies Lab |
| ISTL➣Institute of International Shipping and Trade Law (Swansea University; Wales, UK) |
| ISTL➣Immune System Therapeutics Ltd. (Ultimo, New South Wales, Australia) |