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See more synonyms for hemihydrate on Thesaurus.com
noun Chemistry.
  1. a hydrate in which there are two molecules of the compound for each molecule of water.
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Origin of hemihydrate

First recorded in 1905–10; hemi- + hydrate
Related formshem·i·hy·drat·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for hemihydrate


  1. chem a hydrate in which there are two molecules of substance to every molecule of water
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Derived Formshemihydrated, adjective
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