amerikai:
brit:
1. The inherent nature of a thing or idea.
2. The true nature of anything, not accidental or illusory.
3. Constituent substance.
4. A being; especially, a purely spiritual being.
5. A significant feature of something.
6. The concentrated form of a plant or drug obtained through a distillation process.
essence of Jojoba
7. An extract or concentrate obtained from a plant or other matter used for flavouring.
vanilla essence
8. Fragrance, a perfume.