monohydratedadj.
/ˌmɒnə(ʊ)hʌɪˈdreɪtᵻd/, U.S. /ˌmɑnəˈhaɪˌdreɪdᵻd/ Chemistry.
Hydrated with one mole of water per mole of compound, or with one molecule of water.
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the world > matter > chemistry > chemical reactions or processes > [adjective] > of or relating to named chemical reactions or processes > having undergone hydration > containing specific number of molecules of water
monohydrated1850
pentahydrated1851
trihydrated1868
hexahydrated1880
1850 Commerc. Rev. South & West Feb. 113 The action of tannin and monohydrated phosphoric acid is different.
1871 Manufacturer & Builder July 159/3 143 grains of it [sc. carbonate of soda] are required to saturate 49 of acetic acid; or 58 of the monohydrated acid.
1966 Proc. Royal Soc. A. 293 49 The work..has given quantitative evidence about the stability of monohydrated ions such as Na+.H2O at flame temperatures.
1994 Mutation Res. 306 153 5-Diazouracil in monohydrated form showed mutagenicity and cytotoxicity on Salmonella typhimurium.
This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2022).
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adj.1850