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aqua fortis

noun, Chemistry
1595-1605; < Latin: literally, strong water Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for aqua fortis

aqua fortis

an obsolete name for nitric acid
Word Origin
C17: from Latin, literally: strong water
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for aqua fortis
aqua fortis
old name for "nitric acid," c.1600, from L., lit. "strong water;" see aqua- + (see fort).
Online Etymology Dictionary, © 2010 Douglas Harper
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