aqua regia

== English == === Etymology === Learned borrowing from Latin aqua rēgia (literally “royal water”), so named because it is one of the few solvents capable of dissolving noble metals. === Pronunciation === IPA(key): /ˈɑː.kwə ˈɹeɪ.ɡi.ə/, /ˌækwə ˈɹiː.ʒə/, enPR: ăʹkwə-rēʹjē-ə === Noun === aqua regia (uncountable, abbreviation A.R.) (inorganic chemistry, archaic) A mixture of three parts concentrated hydrochloric acid to one part concentrated nitric acid, named for its ability to dissolve gold. Synonyms: aqua regis, nitro-hydrochloric acid Coordinate term: aqua fortis ==== Related terms ==== ==== Translations ==== ==== Further reading ==== aqua regia on Wikipedia.Wikipedia == Latin == === Alternative forms === aqua rēgis === Etymology === From aqua (“water”) +‎ rēgia (“royal”), for being a liquid capable of dissolving the most incorruptible of metals, gold. === Noun === aqua rēgia f (genitive aquae rēgiae); first declension (alchemy) aqua regia Coordinate term: aqua fortis ==== Declension ==== First-declension noun with a first-declension adjective. ==== Descendants ====