| 释义 |
oxidate, v. Chem. Now rare.|ˈɒksɪdeɪt|
Also oxy-.
[f. F. oxid-er (G. de Morveau and Lavoisier 1787; oxyder in Dict. Acad. 1835) + -ate3.]
1. trans. To cause to unite with oxygen; to convert into an oxide; = oxidize 1.
1790R. Kerr tr. Lavoisier's Elem. Chem. ii. §14. 221 Iron and zinc..decompose the water, and become oxydated at its expence. 1822J. Imison Sc. & Art I. 386 The oxygen unites with, and oxydates the wire. 1866–77Watts Dict. Chem. IV. 302 It [ozone] oxidates black sulphide of lead into white sulphate of lead. 1882Nature XXVI. 252/2 Make the red lead to be hydrogenated much smaller in amount than that to be oxidated.
2. intr. To unite with oxygen; to become converted into an oxide; = oxidize 2.
1807Davy in Phil. Trans. XCVIII. 44 The basis of potash..oxidates in carbonic acid and decomposes it. 1825J. Nicholson Operat. Mechanic 352 The roleaus of wire,..being still red, would oxydate quite as much as if they had been heated in the midst of the flames without the least precaution. 1879G. B. Prescott Sp. Telephone 115 The harder metals which do not oxidate readily, being preferred.
Hence ˈoxidated ppl. a. (in quot. 1855 humorously for ‘rusty’); ˈoxidating vbl. n. and ppl. a.
1791Hamilton tr. Berthollet's Dyeing I. 27 note, The oxydated (calcined) part of the surface of the tin. 1793Beddoes Calculus 236 It is to this oxygene..that the effect produced by oxidated mercury is owing. 1800Med. Jrnl. IV. 121 The oxydating wire, namely, from the zinc side, was the lowest in the tube. 1855O. W. Holmes Poems 198 Where conversation runs Through mouldy toasts to oxydated puns. c1865Wylde in Circ. Sc. I. 396/2 The use of the oxidating flame may..be tried on metals. |