| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Smelting | No definition provided | Christopher Rauch | 2023.12.01 |
| Smelting-furnaces | No definition provided | Christopher Rauch | 2023.12.01 |
| smi | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Smirnite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Smirnovskite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Smithite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Smithsonite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Smocking | No definition provided | Christopher Rauch | 2023.12.01 |
| smog | A natural fog contaminated by industrial pollutants, a mixture of smoke and fog. | Ryan McGranaghan | 2023.04.16 |
| smoke | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Smoke | No definition provided | Christopher Rauch | 2023.12.01 |
| Smokeless powder | No definition provided | Christopher Rauch | 2023.12.01 |
| Smoke-pipes | No definition provided | Christopher Rauch | 2023.12.01 |
| Smoke prevention | No definition provided | Christopher Rauch | 2023.12.01 |
| Smoke prevention--Bibl | No definition provided | Christopher Rauch | 2023.12.01 |
| Smoking | No definition provided | Christopher Rauch | 2023.12.01 |
| Smoking--Bibl | No definition provided | Christopher Rauch | 2023.12.01 |
| Smoky crane-fly | No definition provided | Christopher Rauch | 2023.12.01 |
| Smoky Quartz | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Smolianinovite | No definition provided | Ryan McGranaghan | 2023.04.16 |