GC
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| GC | Galactic Center | - | Atmospheric Research Center |
| GC | Globular Cluster | - | Atmospheric Research Center |
| GC | Gas Chromatography | - | Computer Acronyms(common) |
| GC | Guanine + Cytosine | - | Computer Acronyms(common) |
| GC | Gigacycles (1000 Megacycles) | - | Organizations |
| GC | Ground Control | - | Organizations |
| GC | Guidance Control | - | Organizations |
| GC | Gyrocompassing | - | Organizations |
| GC | Good Crib (home) | - | ISO Country Codes |
| GC | East Germany (NATO Country Code; Obsolete 1990) -General Counsel -Gigacoulomb | - | Astronomy |
| GC | Gas Chromatograph | - | Business and Finance |