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metaphosphoric acid

[ met-uh-fos-fawr-ik, -for- ]

noun

, Chemistry.
  1. an acid, HPO 3 , derived from phosphorous pentoxide, and containing the smallest amount of water of the phosphoric acids.


metaphosphoric acid

/ ˌmɛtəfɒsˈfɒrɪk /

noun

  1. a glassy deliquescent highly polymeric solid, used as a dehydrating agent. Formula: (HPO 3 ) n See also polyphosphoric acid
“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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Word History and Origins

Origin of metaphosphoric acid1

First recorded in 1825–35; meta- + phosphoric
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Example Sentences

Phosphorized bodies yielding by decomposition metaphosphoric acid.

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