Quelques termes liées à la parfumerie :

Round out ((To ... a composition)
Full of imagery expression which tries to define the final work of the creator to give to his composition a bigger harmony and the best balance of its components.

Infusion
In fragrances, the verb to infuse means putting in prolonged contact (sometimes several years) a solid with a liquid to dissolve it in cold the soluble parts (example: musk, amber, chive, oak moss)

Line
All the by-products of the same smell, marketed under the same naming.

Tenacity
Property of a Perfume whose effect is particularly persistent.