| Acronym | Definition |
|---|
| TLL➣Tool Lending Library (California) |
| TLL➣The Learning Lab (Singapore) |
| TLL➣Task Library Language |
| TLL➣Temasek Life Sciences Laboratory (Singapore) |
| TLL➣Thesaurus Linguae Latinae |
| TLL➣This Little Light |
| TLL➣Taylor Ladder Logic |
| TLL➣Tau Lambda Lambda (fraternal organization; various locations) |
| TLL➣Terra Lliure (Free Land; Catalan nationalist group) |
| TLL➣Tallinn, Estonia - Ulemiste (Airport Code) |
| TLL➣Totally Looks Like (Internet slang) |
| TLL➣The Low Life (band) |
| TLL➣Target Locator Line |
| TLL➣Teaching & Learning Laboratory (Massachusetts Institute of Technology) |
| TLL➣Tender Load List |
| TLL➣Time-Lock Loop |
| TLL➣Télévision Locale de la Loire (French: Local TV Loire; Loire, France) |