oxyhydricadj.
/ˌɒksɪˈhʌɪdrɪk/, U.S. /ˌɑksiˈhaɪdrɪk/ Chemistry.† 1. oxyhydric acid n. Obsolete (a) = oxalhydric acid at oxalo- comb. form 1; (b) the compound H2O; water.
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waterOE
oxyhydric acid1848
light water1933
1848 Debow's Rev. Sept. 166 By the action of dilute nitric acid, cane sugar is converted into saccharic or oxyhydric acid.
1852 C. Morfit Art of Tanning, Currying, & Leather-dressing (1853) 158 In modern chemistry water is known as oxy-hydric acid, or protoxide of hydrogen.
2. oxyhydric light n. a light obtained by burning a jet of coal gas and pure oxygen. Now rare.In quot. 1870 the term supercarburetted hydrogen (i.e. ethylene) is used, possibly in error for carburetted hydrogen (i.e. methane), the principal constituent of coal gas.
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1870 Appletons' Jrnl. 25 June 721 M. Tessie du Motay has succeeded in obtaining a beautiful oxyhydric light by means of oxygen gas and supercarburetted hydrogen, doing entirely away with the lime, magnesia, or zircon pencils, which were the greatest objection to the universal application and public adoption of this new light.
1877 Manufacturer & Builder Feb. 39/3 Thus it was found that the oxyhydric light penetrated but one layer [of paper].
1912 I. T. Headland China's New Day vi. 240 Every oil lamp, gas light, electric, acetylene, oxyhydric or any other light, except a tallow candle or a dish of oil with a wick floating therein, has been made in a land with a Bible.
This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022).
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adj.1848