Why does the noun Schlafen have the article das?

Nominalized infinitives (verbs used as nouns) are always neuter.

Examples

das Essen (eating/food), das Trinken (drinking), das Lesen (reading), das Schreiben (writing), das Leben (life), das Schwimmen (swimming)

Exceptions

No exceptions when truly nominalized

Declension table for German noun Schlafen

How it changes across the four cases.

CaseDefiniteIndefiniteNegative
Nominativdas Schlafenein Schlafkein Schlafen
Akkusativdas Schlafeneinen Schlafkein Schlafen
Dativdem Schlafeneinem Schlafenkeinem Schlafen
Genitivdes Schlafenseines Schlafenskeines Schlafens

Examples in context

Real sentences using Schlafen in different cases.

CaseDefiniteIndefiniteNegative
Nominativ
Das tiefe Schlafen ist gesund.The deep sleep is healthy.
Ein kurzer Schlaf hilft.A short sleep helps.
Kein unruhiges Schlafen ist gut.No restless sleep is good.
Akkusativ
Ich mag das lange Schlafen.I like the long sleep.
Sie braucht einen kurzen Schlaf.She needs a short sleep.
Er mag kein unruhiges Schlafen.He doesn't like restless sleep.
Dativ
Nach dem langen Schlafen fühlte er sich gut.After the long sleep, he felt good.
Mit einem tiefen Schlafen begann die Nacht.With a deep sleep, the night began.
Er hilft keinem unruhigen Schlafen.He doesn't help any restless sleep.
Genitiv
Die Ursache des unruhigen Schlafens ist klar.The cause of the restless sleep is clear.
Der Grund eines tiefen Schlafens war Erschöpfung.The reason for a deep sleep was exhaustion.
Die Wirkung keines kurzen Schlafens ist bekannt.The effect of no short sleep is known.

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Frequently asked questions

Everything you might wonder about der, die, das — and the Der Artikel app.

Is it der, die, or das Schlafen?

It is das Schlafen. In German, every noun has a grammatical gender, and Schlafen is neuter. You should always learn the article together with the noun to ensure your German grammar is correct.

What is the plural of das Schlafen?

The noun Schlafen is typically used in the singular form (Singularetantum) or has a plural form identical to the singular.

What does das Schlafen mean in English?

The German word das Schlafen translates to “sleeping” in English.

How do you decline das Schlafen?

Like all German nouns, Schlafen changes its article depending on the case. In the singular, the forms are:
  • Nominativ: das Schlafen
  • Akkusativ: das Schlafen
  • Dativ: dem Schlafen
  • Genitiv: des Schlafens

These changes are necessary because German uses cases to indicate the noun’s role in a sentence (such as the subject or object). Knowing these forms allows you to build grammatically correct sentences.