What does FIR stand for?

The list of FIR abbreviation meanings.

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5
Far Infrared(Astrophysics, Celestial objects, Astronomy)
For more, try FIR on ALL ACRONYMS DICTIONARY
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APASmart Define. (2018). fir. Retrieved September 21, 2026, from http://smartdefine.org/fir/abbreviations/f/Celestial_objects
ChicagoSmart Define. 2018. "fir" http://smartdefine.org/fir/abbreviations/f/Celestial_objects (accessed September 21, 2026).
HarvardSmart Define 2018, fir, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/fir/abbreviations/f/Celestial_objects>.
MLASmart Define. "fir" 15 February 2018. Web. 21 September 2026. <http://smartdefine.org/fir/abbreviations/f/Celestial_objects>