| 单词 | philosophical oil |
| 释义 | > as lemmasphilosophical oil philosophical oil n. now historical a pure or essential oil; spec. = brick oil n. ΘΚΠ the world > health and disease > healing > medicines or physic > medical preparations of specific origin > medicine composed of a plant > [noun] > oils and oily preparations oil of rosesa1398 oil (of) hypericon1471 oil of philosophers1547 almond oil1560 oil of tile1634 brick oil1656 rosat1674 philosophical oil1750 oleosaccharum1757 oil of wintergreen1827 wintergreen oil1843 pinhoen oil1846 gaultheria oil1848 carap oilc1865 pulza oil1866 niaouli1993 1750 tr. E. Jourdan de Pellerin Treat. Venereal Maladies ii. i. vii. 323 Mixed with an equal quantity of quicksilver, extinguished with spittle, and a little philosophical oil. 1783 tr. T. Bergman Ess. Usefulness Chem. 108 If these oils are forced over in distillation by a stronger heat, they acquire a burnt smell and taste, and become soluble in spirit of wine; in this state they are called empyreumatic, and sometimes philosophical oils. 1807 T. Thomson Syst. Chem. (ed. 3) II. 443 Oil, thus distilled, was formerly distinguished by the name of philosophical oil. 1952 E. Farber Evol. Chem. viii. 105 Repeated distillation of actual oils yielded the true and philosophical oil, the oil principle. < as lemmas |
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