| 单词 | opiane |
| 释义 | opiane
[f. opi-um + -ane as var. of -ine.]
An obsolete synonym of narcotine. Hence numerous chemical terms in opian-:
opianate |ˈəʊpɪəneɪt|, a salt of opianic acid. opianic |əʊpɪˈænɪk| a., formed from narcotine; as in opianic acid (C10H10O5), crystallizing in thin colourless prisms of bitter taste, produced, together with cotarnine, by the oxidation of narcotine; opianic ether (C10H9.C2H5.O5) crystallizing in inodorous brilliant white needles of bitter taste. ˈopianine, a base resembling narcotine, and not certainly distinct from it. opiˈano-, comb. form of opianic, as in opiano-sulphurous acid, an acid derived from opianic and sulphurous acid, forming a transparent crystalline mass. ˈopianyl, C10H9O4, the radical of opianic acid and its derivatives.
1842Dunglison Med. Lex., Opiane, Narcotine. 1845Penny Cycl. Suppl. I. 348 Opianate of ammonia. Ibid., Opianic acid. 1857Miller Elem. Chem. III. 277 Opianine has hitherto only been found in Egyptian opium, and has been but imperfectly examined. Ibid. 284 The opianyl yields opianic and hemipinic acids. 1866–77Watts Dict. Chem. IV. 206 Opianates. 1873― Fownes' Chem. (ed. 11) 739 Opianic Acid is a monobasic acid. |
英语词典包含277258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。
相关内容11：
相关热词搜索：opiane英英词典英英释义英语词汇意思用法释义英语
字词 闺房 释义 boudoir; harem; zenana 汉译英翻译词典收录405719条汉英翻译词条，基本涵盖了......
单词 opiative 释义 † opiative, a. Obs. rare.[f. med.L. opiat-, ppl. stem of opire to opia......
单词 declassification 释义 declassification n[U]. 英汉双解词典包含38652条英汉词条，基本......
字词 闻人 释义 famous man; well-known figure 汉译英翻译词典收录405719条汉英翻译词条，基......
单词 opiatic 释义 opiatic, a. (n.)|ptk|[f. med.L. opitum + -ic.]Of or pertaining to opiate......
单词 deafening 释义 deafening adj very loud 震耳欲聋的: deafening thunder 震耳欲聋的雷声 P......