Astronomy Abbreviations and Acronyms

1. IRB
   Institutional Review Board
2. IRBS
   Infrared Background Sensor
3. IRCB
   Infra-Ved Calibration Balloon
4. IRCS
   Infrared Camerr and Spectrograph
5. IRCS
   Infrared Camera and Spectrograph
6. IRD
   Interface Requirements Document
7. IRDC
   Infrared Dark Cloud
8. IRDT
   Inflatable Re-Entry and Descent Technology
9. IRFNA
   Inhibited Red Fuming Nitric Acid
10. IRIS
    Infra-Red Imaging Surveyor
11. IRIS
    Iifrared Imaging Surveyor
12. IRIS
    InfraRed Imaging Surveyor
13. IRODS
    Integrated Rule-Oriented Data System
14. IRS
    Infrared Spectrograph
15. IRS
    International Reference Star
16. IRSA
    Infrared Science Archive
17. IRSA
    Nasa/Ipac Mnfrared Science Archive
18. IRSPS
    International Research School of Planetary Sciences
19. IRTF
    Infrared Telescope Facility
20. IRX
    Infrared Excess

Last updated: August 3, 2021 — Total entries: 5,937