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phosphoric

[fos-fawr-ik, -for-] /fɒsˈfɔr ɪk, -ˈfɒr-/
adjective, Chemistry
1.
of or containing phosphorus, especially in the pentavalent state.
Origin
1775-1785
1775-85; phosphor- + -ic
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for phosphoric
  • Producers add sulfuric acid to form phosphoric acid, which is later converted to ammonium phosphate.
British Dictionary definitions for phosphoric

phosphoric

/fɒsˈfɒrɪk/
adjective
1.
of or containing phosphorus in the pentavalent state
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 phosphoric
adj.

1784, from French phosphorique, from phosphore (see phosphorous). Related: Phosphorical (1753).

Online Etymology Dictionary, © 2010 Douglas Harper
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phosphoric in Medicine

phosphoric phos·phor·ic (fŏs-fôr'ĭk)
adj.
Of, relating to, or containing phosphorus, especially with a valence of 5 or a valence higher than that of a comparable phosphorous compound.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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