Acidity
What gives wine, and most other drinks, its tang.

Aftertaste
A term for the taste left on the palate after the wine has been swallowed.

Aggressive
Applied to wines high in acidity or that have harsh tannins.

Alcohol
Is the potent mood-changer that differentiates wine from Grape juice.

Aroma
The smell of wine.

Astringent
A wine that has a rough, puckery taste, usually attributed to wines with a high tannin content.

Attractive
A wine that is attractive is a wine that the taster enjoys and likes the taste of, despite the fact the wine might have some potentially bad characteristics.