单词 | cinerin |
释义 | cinerin in British English (ˈsɪnərɪn) noun either of two similar organic compounds found in pyrethrum and used as insecticides. Formulas: C20H28O3 (cinerin I), C21H28O5 (cinerin II) Word origin C20: from Latin ciner-, cinis ashes + -incinerin in American English (ˈsɪnərˌɪn) noun either of two compounds, C20H28O3 and C21H28O5, in pyrethrum flowers, used in insecticides Word origin < L cinis, ashes (see incinerate) + -in1 |
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