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Definition of Essential oils
| (Chem.) | a class of volatile oils, extracted from plants, fruits, or flowers, having each its characteristic odor, and hot burning taste. They are used in essences, perfumery, etc., and include many varieties of compounds; as lemon oil is a terpene, oil of bitter almonds an aldehyde, oil of wintergreen an ethereal salt, etc.; - called also volatile oils in distinction from the fixed or nonvolatile. |
See also: Essential
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