NSA
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| NSA | National Security Agency | - | Atmospheric Research Center |
| NSA | Non-Standard Appearance (what A FLK Grows Into) | - | NASA |
| NSA | National Standards Association | - | Organizations |
| NSA | No Strings Attached | - | ISO Country Codes |
| NSA | U.S. National Security Agency - Naval Support Activity - No Strings Attached | - | Astronomy |
| NSA | National Security Agency | - | Human Genome |