| Acronym | Definition |
|---|
| STLC | S-Trityl-L-Cycteine |
| STLC | Simply Typed Lambda-Calculus (mathematics) |
| STLC | St. Lawrence Centre for the Arts (Canada) |
| STLC | St. Thomas Lutheran Church (various locations) |
| STLC | School Turnaround Learning Community (San Francisco, CA) |
| STLC | Software Testing Life Cycle |
| STLC | Science & Technology Law Center (New York) |
| STLC | Suffer the Little Children (book) |
| STLC | Spedition-Transport-Logistik Center (Germany) |
| STLC | Student Leadership Conference |
| STLC | San Tan Learning Center (Gilbert, AZ) |
| STLC | Science and Technology Learning Center (various organizations) |
| STLC | Solutions to Life Counselling (Canada) |
| STLC | Small Time Locally Controllable |
| STLC | Slovenian Transport Logistics Cluster (shipping) |
| STLC | Save the Lyon Commission (Bath, NY) |
| STLC | Southern Tradition Landscaping (Florida) |
| STLC | Southeast Tennis and Learning Center (Washington, DC) |
| STLC | Shaw Temple Learning Center (Smyrna, GA) |
| STLC | School Trauma/Loss Committee |
| STLC | Superintendents Technology Leadership Conference |
| STLC | Science Teaching & Learning Centre (Australia) |
| STLC | Science Tutoring and Learning Center |
| STLC | Smart Transformer Low Capacitance (power transformers or power inductors made with low leakage winding capacitance) |
| STLC | Soluble Threshold Limits Concentrations |
| STLC | System Testing Life Cycle |
| STLC | Stadium Tigers Lacrosse Club (Tacoma) |
| STLC | Save the Lost City (website) |
| STLC | Supporting Teaching and Learning in the Classroom (UK) |