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单词 mellitic
释义

melliticadj.

Brit. /mᵻˈlɪtɪk/, U.S. /məˈlɪdɪk/
Origin: Formed within English, by derivation. Etymons: mellite n., -ic suffix.
Etymology: < mellite n. + -ic suffix. Compare French acide mellitique (1809), acide mellithique (1836).The forms used by Klaproth (1799: see quot. 1802 for mellitic acid n.) were post-classical Latin acidum melilithicum and French acide de Melilithe : see melilithic adj.
Chemistry.
mellitic acid n. a colourless crystalline acid obtained from mellite or by oxidizing carbon with nitric acid; benzenehexacarboxylic acid, C6(COOH)6.
ΚΠ
1802 T. Thomson Syst. Chem. III. 527 Klaproth found the mellite composed of alumina and a peculiar acid to which he gave the name of mellitic acid.
1806 R. Patterson Adams's Lect. Nat. & Exper. Philos. (rev. ed.) I. App. 542 Crystallizable, but cannot be volatilized without decomposition..are seven, viz. the oxalic, the mellitic [etc.].
1844 G. Fownes Man. Elem. Chem. 373 Mellitic acid..is soluble in water and alcohol.
1940 G. H. J. Adlam & L. S. Price Higher School Certificate Inorg. Chem. (ed. 2) xxxvi. 289 Diamond is unattacked and amorphous carbon gives a product containing mellitic acid, C6(COOH)6.
1984 N. N. Greenwood & A. Earnshaw Chem. of Elements (1986) viii. 308 [Graphite] is oxidised by hot concentrated HNO3 to mellitic acid, C6(CO2H)6, in which planar-hexagonal C12 units are preserved.
This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022).
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adj.1802
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