oxidatorn.
/ˈɒksᵻdeɪtə/, U.S. /ˈɑksəˌdeɪdər/ Chiefly Chemistry.
1. A device for directing a stream of oxygen into a reaction vessel or (in early use) the flame of a lamp; an apparatus for oxidizing a substance, esp. for purposes of analysis.
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the world > matter > light > artificial light > an artificial light > [noun] > lamp > parts of
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snuff1611
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oxidator1853
chimney1857
flame-cap1893
heat filter1898
bracket-light-
1853 Sci. Amer. 25 June 322/2 There is also an arrangement for condensing the nitrous fumes, which are conducted by stoneware tubes through an apparatus called a gas collector into an oxidator.
1871 L. Colange Zell's Pop. Encycl. II. 543/3 Oxygenator... A contrivance for throwing a current of air on the flame of an argand lamp; an oxidator.
1945 Industr. & Engin. Chem. (Industr. ed.) 37 1103/2 These compounds were synthesized and tested in the oxidator at 171° C.
1964 Jrnl. Amer. Chem. Soc. 86 4807/2 The oxidator consisted of a stirred 1-l flask immersed in a carefully regulated water bath.
1987 Industr. & Engin. Chem. Res. 26 1952/1 (caption) Schematic diagram of oxidation apparatus: 1, oxidator; 2, condenser; [etc.].
2. An oxidizing agent; = oxidizer n. 1. Now rare.
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the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions or processes (named) > oxidation > oxidating agent
oxidizer1850
oxidator1865
oxidant1868
1865 G. W. Gesner A. Gesner's Pract. Treat. Coal (ed. 2) viii. 167 It is supposed that hot air is a better oxidator than cold.
1926 Jrnl. Amer. Chem. Soc. 48 110 The amount of oxygen absorbed will be approximately double that absorbed by the oxidator alone.
This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022).
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