| Abbreviation | Definition |
|---|---|
| SEGL | Seagle Electronic Golf Library |
| SEL | Science and Engineering Library |
| SELB | Southern Education and Library Board |
| ser | serial publication |
| SERP | Science Education Resource Page |
| SERU | Shared Electronic Resource Understanding |
| SFL | Standard Function Library |
| SFML | Simple and Fast Multimedia Library |
| SFML | Simple Fast Media Library |
| SFML | Simple Fast Multimedia Library |
| SFPALM | San Francisco Performing Arts Library & Museum |
| SFPL | San Francisco Public Library |
| SFPL | San Francisco Public Library's |
| SFPL | Sterling Free Public Library |
| SGL | scene graph library |
| SGL | skia graphics library |
| SGRL | South Georgia Regional Library |
| SH | Study Hard |
| SHDL | Siti Hasmah Digital Library |
| SHML | South Haven Memorial Library |