| 单词 | disulfate |
| 释义 | disulfate in British English (daɪˈsʌlfeɪt) noun a chemical compound containing two sulfate ions disulfate in American English (daɪˈsʌlˌfeɪt) noun see also bisulfate1. pyrosulfate 2. a chemical compound containing two sulfate radicals per molecule disulfate in American English (daiˈsʌlfeit) noun Chemistry a salt of pyrosulfuric acid, as sodium disulfate, Na2S2O7 Also: disulphate Word origin [1830–40; di-1 + sulfate]This word is first recorded in the period 1830–40. Other words that entered Englishat around the same time include: format, isomerism, nationalism, stroboscope, walkoverdi- is a prefix occurring in loanwords from Greek, where it meant “two,” “twice,” “double”(diphthong). On this model, di- is freely used in the formation of compound words (dicotyledon; dipolar) and in chemical terms (diatomic; disulfide) |
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