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词汇 -dione
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-dione, suffix Chem.[f. di-2 2 + -one.]A suffix used to form the names of compounds containing two carbonyl groups, as in menadione.
-dione /ˈdɪəʊn/ suffix.
ORIGIN: from di-2 + -one.
Chemistry. Forming the names of compounds containing two carbonyl groups, as menadione.
-di·one
\ˈdīˌōn\ noun suffix
(-s)
Etymology: International Scientific Vocabulary di- + -one
: chemical compound containing two carbonyl groups — in names of diketones or di-oxo compounds that are not true diketones
 < butanedione >
 < 2,6-piperidine-dione >
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更新时间:2025/1/25 9:58:40