Definition of essences:
(n) :
The inherent nature of a thing or idea.
(n) :
A significant feature of something.
(n) :
The concentrated form of a plant or drug obtained through a distillation process.
(n) :
An extract or concentrate obtained from a plant or other matter used for flavouring, or as a restorative.
(n) :
Fragrance, a perfume.
(n) :
(philosophy) The true nature of anything, not accidental or illusory.