FIRST
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| FIRST | Field-portable Imaging Radiometric Spectrometer Technology | - | Computer Acronyms(common) |
| FIRST | Faint Images Of The Radio Sky At Twenty Centimeters | - | Computer Acronyms(common) |
| FIRST | Far Infrared And Submillimetre Space Telescope | - | Computer Acronyms(common) |
| FIRST | Forum of Incident Response and Security Team | - | Human Genome |