Dictionary

aqua regia

noun aqua re·gia \-ˈrē-j(ē-)ə\

Definition of AQUA REGIA

:  a mixture of nitric and hydrochloric acids that dissolves gold or platinum
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Origin of AQUA REGIA

New Latin, literally, royal water
First Known Use: 1617
Medical Dictionary

aqua regia

noun aqua re·gia \-ˈrē-j(ē-)ə\

Medical Definition of AQUA REGIA

:  a mixture of nitric and hydrochloric acids that dissolves gold or platinum—called also nitrohydrochloric acid

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