SDI
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| SDI | Strategic Defense Initiative | - | Atmospheric Research Center |
| SDI | Selective Dissemination Of Information | - | Computer Acronyms(common) |
| SDI | Silt Density Index | - | Computer Acronyms(common) |
| SDI | Selective Dissemination Of Information | - | Organizations |
| SDI | See Entry | - | Astronomy |
| SDI | Strategic Defense Initiative | - | Human Genome |