| 释义 |
‖ petit grain, n.|pəti grɛ̃|
Also with hyphen, and as one word.
[Fr., lit. ‘small grain’: see petit a. and grain n.1]
Any of various essential oils distilled from the leaves and shoots (or, formerly, the unripe fruit) of particular citrus plants, esp. the orange, which have a sweet floral scent and are used in perfumery. Also petit grain oil.
1839Ure Dict. Arts 949 The essence of petit-grain..is obtained by distilling the leaves of the orange shrub. 1855G. W. S. Piesse Art of Perfumery iii. 56 The petit grain is mainly consumed for scenting soap. 1862Ibid. (ed. 3) v. 109 If a leaf of the orange-tree be held up between the observer and the sun, he will perceive small globular specks in the leaf, which are in truth the sacs of otto; from this fact the term petit grain..is derived. 1903Jrnl. Chem. Soc. LXXXIV. i. 186 Petit grain oil (Paraguay) contains furfuraldehyde, 1-pinene (?), 1-camphene (?), dipentene, an alcohol, C10H18O ,..probably linalool.., d-terpineol.., geraniol, geranyl acetate, and traces of a basic compound. 1926H. Finnemore Essential Oils xliv. 445 Petitgrain oil contains 20 per cent of free alcohol. 1981Wells & Billot Perfumery Technol. (ed. 2) iv. 89 It received this odd name of ‘petit grain’ because in the beginning the oil was distilled from the immature and very small green fruits, often no bigger than large peas, which fell from the tree as windfalls. |