Definition of volatile oil in US English:

volatile oil


  • another term for essential oil
    • ‘The flowers contain a yellow volatile oil, fatty acid, free malic and phosphoric acids, malate and phosphate of lime, acetate of potash, uncrystallizable sugar, gum, chlorophyll and a yellow resinous matter.’
    • ‘Its volatile oil, carvone, is less potent than menthol and as a result is better suited for young children.’
    • ‘Extracts of the plant also contain volatile oils, flavonoids, tannins, and pyrrolizidine alkaloids.’
    • ‘Taste is actually a very direct way of experiencing the pharmacology of a plant - certain strong alkaloids taste bitter, volatile oils have an aromatic taste, certain plant acids have a sour of astringent taste.’
    • ‘Allicin, a pungent volatile oil found in garlic is thought to be one of the main active ingredients.’
    • ‘In some varieties the thin, dry leaves contain a volatile oil that evaporates in hot weather.’
    • ‘In some species in the Anacardiaceae, the concentration of volatile oils changes with fruit stage.’
    • ‘The leaves have another bonus: Like other plants whose foliage contains volatile oils, such as lavender and rosemary, marigolds seem to repel many harmful insects while attracting beneficial ones.’
    • ‘The active constituents of turmeric are the flavonoid curcumin and volatile oils including tumerone, atlantone, and zingiberone.’
    • ‘Fresh herbs contain all of their complex volatile oils.’
    • ‘‘Essential’ refers to volatile oils that contain the ‘essence’ of the plant.’
    • ‘Witch hazel extract, high in tannins and volatile oils, is a well-known medicinal tree from the deciduous forest of Atlantic North America.’
    • ‘Herbs with volatile oils, usually diaphoretics, are usually prepared in less water and cooked for only 5 or 10 minutes.’
    • ‘Don't lift up the lid, especially with aromatic herbs as the volatile oils can evaporate out of the mixture very easily.’
    • ‘It can be used as a solvent for many other types of processes such as the production of plastics, rubber, gums, resins, and volatile oils, and is also an important acidifier in pharmaceutical products.’
    • ‘For instance, the volatile oil level in a common cinnamon is about 2%; but a more flavorful cinnamon can reach 4%, and is thus considered to be of higher quality.’
    • ‘The antispasmodic component of the herb is attributed to constituents of the volatile oil, such as ligustilide, butylidenephthalide, and butylphthalide.’
    • ‘Worse, they swallow up the very essence of coffee, the volatile oils that give different coffees their unique tastes.’
    • ‘To activate the compound you have to crush the leaves and release the volatile oil.’
    • ‘Myrica has a strong aromatic smell due to volatile oils produced in glands covering the leaf surface.’