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prussic acid

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noun Chemistry.
  1. hydrocyanic acid.

Origin of prussic acid

1780–90; translation of French acide prussique (equivalent to Prusse Prussia + -ique -ic); so called because it was first obtained by heating Prussian blue with sulfuric acid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for prussic acid

Historical Examples

  • The prussic-acid taste of a twig sets the cherry tribe apart.

    Trees Worth Knowing

    Julia Ellen Rogers

  • From the somewhat extensive distribution of the acid, or rather of prussic-acid producing substances in the vegetable kingdom.


British Dictionary definitions for prussic acid

prussic acid

noun
  1. the weakly acidic extremely poisonous aqueous solution of hydrogen cyanide

Word Origin

C18: from French acide prussique Prussian acid, so called because obtained from Prussian blue
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

prussic acid in Medicine

prussic acid

(prŭsĭk)
n.
  1. hydrocyanic acid

prussic acid in Science

prussic acid

[prŭsĭk]
  1. See hydrocyanic acid.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.