| Acronym | Meaning |
 | IRFNA | Inhibited Red Fuming Nitric Acid |
| YSO | Young Stellar Object |
| ACTS | Advanced Communications Technology Satellite |
| MTFF | Columbus Man-Tended Free-Flyer |
| WR | Western Range |
| KTB | Cretaceous-Tertiary Boundary |
| ELV | Expendable Launch Vehicle |
| ACRIM | ACR Irradiance Monitor |
| AFETR | USAF's ETR |
| DSCS | Defense Satellite Communications System |
Browse by Letter:
