| xī | (chem.) silicon |
| 矽 | silicon (chemistry) |
| 矽尘 | silicious dust |
| 矽晶片 | silicon chip also written guī jīng piàn 硅晶片 |
| 矽末病 | silicosis (occupational disease of miners) grinder's disease also written 矽末病 |
| 矽片 | silicon chip also written guī piàn 硅片 |
| 矽肺 | silicosis (occupational disease of miners) grinder's disease |
| 矽肺病 | silicosis (occupational disease of miners) grinder's disease |
| 矽藻 | diatom |
| 矽谷 | Silicon Valley |
| 矽钢 | silicon steel |
| 矽铝层 | Sial |
| 矽镁层 | sima (geology) silicon and magnesium layer in earth's crust |