aqua fortis

Origin of aqua fortis

1595–1605; < Latin: literally, strong water
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for aqua fortis

aqua fortis

noun
  1. an obsolete name for nitric acid

Word Origin for aqua fortis

C17: from Latin, literally: strong water
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for aqua fortis
n.

old name for "concentrated nitric acid," c.1600, Latin, literally "strong water;" see aqua- + fort. So called for its power of dissolving metals (copper, silver) unaffected by other agents.

Online Etymology Dictionary, © 2010 Douglas Harper