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Dry, sweet and everything in between
“Dry” in wine is about sugar, not the drying sensation associated with tannins. Sweetness is real, measurable and surprisingly easy to misread once fruit, acidity and alcohol enter the glass.
Dry does not mean drying
This single word causes an unreasonable amount of confusion.
A wine can be dry and make your mouth water.
A wine can be dry and feel soft.
A wine can be dry and tannic.
A wine can even feel physically drying and still contain some sugar.
Why?
Because “dry” in wine has a specific meaning.
It is about sugar.
Not tannin.
Not seriousness.
Not whether the wine tastes fruity.
Not whether your gums feel dry afterwards.
That last sensation belongs mainly to astringency.
Different problem.
Sugar does not disappear by magic
Grape juice begins with sugar.
During alcoholic fermentation, yeast converts much of that sugar into alcohol and other products.
If very little fermentable sugar remains, the finished wine may be described as dry.
If more remains, sweetness becomes increasingly relevant.
That remaining sugar is usually called residual sugar.
The OIV defines formal categories for dry, medium-dry, semi-sweet and sweet wine.
But memorising the numbers is not the useful first lesson.
The useful lesson is:
Sugar in the wine and sweetness in your head are related.
They are not perfectly identical.
A wine can have sugar without shouting sweet
This is where tasting gets interesting.
A small amount of residual sugar can change texture, fruit impression and balance without making you think:
Dessert.
One wine might have enough acidity to make its sugar feel almost hidden.
Another wine with a similar residual-sugar level can taste noticeably sweeter.
The rest of the wine matters too.
So when somebody tells you a wine has a certain number of grams of sugar, that is factual information.
It is not a complete tasting note.
Acidity changes the balance
Imagine sweetness without acidity.
It can feel heavy very quickly.
Now imagine sweetness with a strong line of freshness running through it.
The wine can feel lifted.
Precise.
Even energetic.
The sugar has not vanished.
Your perception of the balance has changed.
This interaction is important enough that international wine definitions for some sweetness categories take acidity into account as well as sugar.
So the useful question is not merely:
How much sugar?
It is:
How sweet does this wine actually feel in the context of everything else?
Fruity does not mean sweet
A dry wine can smell intensely of ripe peach.
Mango.
Strawberry.
Pineapple.
Those aromas can make a wine feel generous or even “sweet-fruited”.
But aroma is not residual sugar.
Ripe-fruit aromas can make sweetness harder to judge.
The wine may smell generous while still containing very little residual sugar.
Separate the two.
Ask:
Does the wine taste sugary?
Or does it simply smell like sweet fruit?
That distinction becomes easier with practice.
Tannic does not mean dry
The other common mistake goes in the opposite direction.
A red wine grips your gums.
Your cheeks feel rough.
Your mouth feels less lubricated.
You call it dry.
In ordinary language, that makes sense.
In wine language, it creates confusion.
That drying sensation is astringency, often driven by tannins.
A wine can be both tannic and dry.
But the words are describing different things.
Dry tells you about sugar.
Tannic tells you about grip.
Keep them separate.
Alcohol can complicate the picture too
Alcohol has sensory effects of its own.
Warmth.
Bitterness.
Perceived body.
And, depending on the wine, interactions with sweetness and acidity.
So once again, the finished sensation is not a one-variable equation.
This is why tasting wine by isolated numbers is rarely satisfying.
Chemistry gives you useful facts.
The glass gives you the interaction.
Sweet wine is not a failure to make dry wine
Some of the world's most deliberate wine styles contain meaningful sugar.
Sometimes fermentation is stopped or managed so sugar remains.
Sometimes grapes are harvested with very high sugar levels.
Drying, noble rot or freezing on the vine can concentrate sugars before fermentation.
The point is not the method here.
It is intention.
Sweetness can be structural.
Not accidental.
And “dry” is not a quality award.
A great wine can be dry.
A great wine can be sweet.
The question is whether the wine is balanced and compelling in the style it is trying to be.
What people often misunderstand
Fruity means sweet
No.
Fruit aroma and residual sugar are different things.
Dry means acidic
No.
A dry wine can have high, medium or low acidity.
Dry means tannic
No.
Tannin creates grip and astringency.
Dryness in the wine-style sense refers to sugar.
Sweet wine is unsophisticated
No.
That is cultural baggage, not a sensory fact.
If I know the sugar number, I know how sweet the wine will taste
Not exactly.
Sugar matters enormously.
So do acidity, alcohol, aroma and the rest of the wine.
Try this
Find one genuinely dry white wine and one wine with noticeable residual sweetness.
Riesling is useful because the grape appears in both dry and sweeter forms.
Taste them without looking for fruit names.
Ask five questions:
- Can I actually taste sweetness on my tongue?
- How much does my mouth water?
- Is ripe fruit aroma making the wine seem sweeter than it is?
- Does the sweeter wine still feel fresh?
- Which sensation remains after I swallow, sweetness, acidity, grip or warmth?
The goal is not to guess grams of sugar.
It is to stop collapsing different sensations into one word.
Worth knowing
Formal definitions of “dry” are more nuanced than many people realise. Under OIV definitions, acidity can affect how much sugar a wine may contain and still qualify as dry. You do not need the regulatory numbers in your head when ordering a bottle. Remember three distinctions: dry is about sugar; drying is about astringency, often driven by tannins; fruity is about aroma and flavour.
Sources
- International Organisation of Vine and Wine (OIV), International Code of Oenological Practices, “Complementary definitions relating to sugar content”: https://www.oiv.int/standards/international-code-of-oenological-practices/part-i-definitions/wines/complementary-definitions-relating-to-sugar-content
- Aude A. Watrelot, Nadia K. Byrnes, Hildegarde Heymann and James A. Kennedy, “Understanding the Relationship between Red Wine Matrix, Tannin Activity, and Sensory Properties”, Journal of Agricultural and Food Chemistry, 2016: https://doi.org/10.1021/acs.jafc.6b03767
- Kenneth M. McMahon et al., “Trained and consumer panel evaluation of sparkling wines sweetened to brut or demi sec residual sugar levels with three different sugars”, Food Research International, 2017: https://doi.org/10.1016/j.foodres.2017.05.020
- Blandine Neda Cretin, Denis Dubourdieu and Axel Marchal, “Influence of ethanol content on sweetness and bitterness perception in dry wines”, LWT, 2018: https://doi.org/10.1016/j.lwt.2017.08.075
- Yugen Li et al., “Flavor Interactions in Wine: Current Status and Future Directions From Interdisciplinary and Crossmodal Perspectives”, Comprehensive Reviews in Food Science and Food Safety, 2025: https://doi.org/10.1111/1541-4337.70199
Grapes in this piece
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