The idea

Use der Rucksack for the nominative singular, den Rucksack for the accusative, dem Rucksack for the dative, and des Rucksacks for the genitive. In the dative plural use den Rucksäcken.

Patterns to compare
KasusSingularPlural
Nominativder Rucksackdie Rucksäcke
Akkusativden Rucksackdie Rucksäcke
Dativdem Rucksackden Rucksäcken
Genitivdes Rucksacksder Rucksäcke

Meaning and useful combinations

Rucksack is masculine because Sack is the final element. The plural Rucksäcke changes a to ä.

Useful combinations: einen Rucksack packen; im Rucksack; ein leichter Rucksack. Practise each as a complete phrase; the article belongs to the noun even when an adjective comes between them.

Article check: nominative singular

  • die Rucksack der Rucksack

    This check asks for the nominative singular: der Rucksack. In the meaning taught here, Rucksack is masculine. The nominative plural is die Rucksäcke. Learn both forms together; an English translation does not determine German gender.

Examples

  • Der Rucksack ist für die kurze Wanderung zu schwer.The backpack is too heavy for the short hike.
  • Ich packe den Rucksack nach der Checkliste.I pack the backpack using the checklist.
  • Im Rucksack bleibt Platz für eine Regenjacke.There is room left in the backpack for a rain jacket.
  • Die Träger des Rucksacks lassen sich verstellen.The backpack's straps are adjustable.
  • Die Rucksäcke bleiben während der Führung an der Garderobe.The backpacks stay at the cloakroom during the tour.
  • Auf den Rucksäcken stehen die Namen unserer Gruppe.Our group's names are on the backpacks.

Read-aloud uses a synthetic German voice available on your device. Voice quality and availability vary; it does not assess your pronunciation.

Watch out

Do not transfer the gender of a translated word into German. The basic learning pair is der Rucksack — die Rucksäcke. Rucksack is masculine because Sack is the final element. The plural Rucksäcke changes a to ä.

Try it yourself

  1. ___ Rucksack (der / die / das)

    Show answer or example answer

    der

    der: Rucksack is masculine.

  2. Plural: der Rucksack → die ___

    Show answer or example answer

    Rucksäcke

    Rucksäcke: the plural has the article die in the nominative and accusative.

  3. Dativ Singular: mit ___ Rucksack (dem / der)

    Show answer or example answer

    dem

    dem: mit takes the dative, giving mit dem Rucksack.

Use it today

Read the six situations, identify Rucksack and its forms, then complete the article, plural and dative checks without looking at the table.