Definition of aqua regia
: a mixture of nitric and hydrochloric acids that dissolves gold or platinum
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Recent Examples of aqua regia from the Web
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As German troops marched in the streets of Copenhagen, chemist George de Hevesy stashed the medals in aqua regia, an acid strong enough to dissolve gold.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'aqua regia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of aqua regia
New Latin, literally, royal water
Medical Dictionary
medical Definition of aqua regia
: a mixture of nitric and hydrochloric acids that dissolves gold or platinum — called also
nitrohydrochloric acid
Learn More about aqua regia
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Britannica.com: Encyclopedia article about aqua regia
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