Why does the noun Beobachter have the article der?

Nouns formed from verbs with -er ending are mostly masculine. Look at the bolded -er in the noun above — that suffix is the giveaway.

Examples

der Lehrer (teacher), der Fahrer (driver), der Arbeiter (worker), der Schreiber (writer), der Spieler (player), der Maler (painter)

Exceptions

das Fenster (window), das Wasser (water), die Butter (butter), die Mutter (mother)

Declension table for German noun Beobachter

How it changes across the four cases.

CaseDefiniteIndefiniteNegative
Nominativder Beobachterein Beobachterkein Beobachter
Akkusativden Beobachtereinen Beobachterkeinen Beobachter
Dativdem Beobachtereinem Beobachterkeinem Beobachter
Genitivdes Beobachterseines Beobachterskeines Beobachters

Examples in context

Real sentences using Beobachter in different cases.

CaseDefiniteIndefiniteNegative
Nominativ
Der Beobachter ist neu.The observer is new.
Ein Beobachter kommt heute.An observer comes today.
Kein Beobachter ist hier.No observer is here.
Akkusativ
Ich sehe den Beobachter.I see the observer.
Er trifft einen Beobachter.He meets an observer.
Wir kennen keinen Beobachter.We know no observer.
Dativ
Ich helfe dem Beobachter.I help the observer.
Er spricht mit einem Beobachter.He talks with an observer.
Ich traue keinem Beobachter.I trust no observer.
Genitiv
Die Meinung des Beobachters ist wichtig.The opinion of the observer is important.
Der Bericht eines Beobachters ist lang.The report of an observer is long.
Die Rolle keines Beobachters ist klar.The role of no observer is clear.

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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 Beobachter?

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

What is the plural of der Beobachter?

The plural form of der Beobachter is die Beobachter. In German, regardless of the singular gender, all plural nouns use the definite article “die.”

What does der Beobachter mean in English?

The German word der Beobachter translates to “observer” in English.

How do you decline der Beobachter?

Like all German nouns, Beobachter changes its article depending on the case. In the singular, the forms are:
  • Nominativ: der Beobachter
  • Akkusativ: den Beobachter
  • Dativ: dem Beobachter
  • Genitiv: des Beobachters

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.