- an acid, HPO3, derived from phosphorous pentoxide, and containing the smallest amount of water of the phosphoric acids.
Compare phosphoric acid.
Origin of metaphosphoric acid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a glassy deliquescent highly polymeric solid, used as a dehydrating agent. Formula: (HPO 3) nSee 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
- An inorganic compound used as a dehydrating agent and in dental cements.
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