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ferrate

[fer-eyt] /ˈfɛr eɪt/
noun, Chemistry.
1.
a salt of the hypothetical ferric acid, H 2 FeO 4 .
Origin of ferrate
1850-1855
1850-55; < Latin ferr(um) iron + -ate2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for ferrate

ferrate

/ˈfɛreɪt/
noun
1.
a salt containing the divalent ion, FeO42–. Ferrates are derivatives of the hypothetical acid H2FeO4
Word Origin
C19: from Latin ferrum iron
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
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ferrate in Science
ferrate
  (fěr'āt')   
A compound containing ferric oxide and another oxide. Ferrates are stable only in strongly alkaline conditions and impart a purple color to aqueous solutions.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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