What does AR stand for?

The list of AR abbreviation meanings.

Stands For|1.4kAbbreviated As|0Related|0

1,423 entry under topic. ×

13
Access Rate(Science, Telecommunications, Telecom)
13
Administrative Record(Science)
7
Atmosphere Revitalization(Science)
5
Anti-Reflection(Science)
3
Active Region(Astronomical, Astronomy, Science)
2
Angle Resolved(Science)
2
Anomaly Report(Science)
2
Archival Researcher(Science)
2
Attributive Risk(Science)
1
Archaeological reports(Anthropology, History, Periodical)
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APASmart Define. (2018). ar. Retrieved September 21, 2026, from http://smartdefine.org/ar/abbreviations/f/Science
ChicagoSmart Define. 2018. "ar" http://smartdefine.org/ar/abbreviations/f/Science (accessed September 21, 2026).
HarvardSmart Define 2018, ar, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/ar/abbreviations/f/Science>.
MLASmart Define. "ar" 6 February 2018. Web. 21 September 2026. <http://smartdefine.org/ar/abbreviations/f/Science>