When the owygen in the air combines with the wine, it opens up the wine's flavors and aromas. Acidity Acidity gives the wine a crisp, firm feel in the mouth. Aperitif A wine meant to be enjoyed before dinner. Aroma The smell of the wine. aroma generally applies to younger wines and bouquet applies to older wines.

exposing to the action of air; mixing or saturating with air or other gas

(Food & Wine) When the oxygen in the air combines with the wine, it opens up the wine's flavors and aromas.