(a) Botany (of a flower) having the parts arranged in five whorls (rare); (b) Chemistry having five rings of atoms in the molecule.
| 单词 | θ69928 |
| 释义 | the world > matter > chemistry > organic chemistry > organic compounds > [adjective] > cyclic compounds (8) pentacyclic1875 (a) Botany (of a flower) having the parts arranged in five whorls (rare); (b) Chemistry having five rings of atoms in the molecule. cyclic1898 Organic Chemistry. Of a compound: having a molecular structure containing one or more ‘closed chains’ or rings of atoms; also, of or pertaining… Subcategories:— tricyclic compounds (1) — quinones (4) — having structure of or relating to steroids (1) |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。