单词 | unsaturate |
释义 | unsaturaten. Chemistry. Any unsaturated compound, esp. an unsaturated fat or fatty acid. Cf. polyunsaturate n. ΘΚΠ the world > matter > chemistry > organic chemistry > [noun] > organic structure > condition of having multiple bonds > compound with this property unsaturate1934 1934 World Petroleum Apr. 123/2 Whereas straight run fuel contained less than two percent unsaturates, cracked gasoline contained from 10 to 40 percent unsaturated compounds. 1959 Logan & Maggiolo in E. S. Pattison Industr. Fatty Acids v. 41 These unsaturates can be cleaved to produce monobasic and dibasic acids and their derivatives. 1974 Radiation Res. LIX. 109 When these substances undergo moderately rapid reaction the surface temperature of the unsaturate is considerably higher than 77°K. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2019). < n.1934 |
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