ferrocyanic acid

noun fer·ro·cyanic acid \"+...-\

Definition of ferrocyanic acid

  1. :  a white crystalline acid H4Fe(CN)6 obtained by treating ferrocyanides with acids

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Origin and Etymology of ferrocyanic acid

ferrocyanic International Scientific Vocabulary ferro- + cyanic

First Known Use: 1817

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a trip made at another's expense

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