A.R.
See also: Appendix:Variations of "ar"
English
Noun
A.R. (uncountable)
- (alchemy) Initialism of aqua regia.
Anagrams
Italian
Noun
A.R. f (plural AA.RR.)
- Abbreviation of altezza reale (“royal highness”).
Noun
A.R. m (uncountable)
References
- A.R. in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana