noun
activity
B1
Aktivität is a feminine noun meaning 'activity' (an action, pursuit, or event). Commonly refers to physical or organized activities, plural Aktivitäten. Use article die; declension regular. Not reflexive, no special prepositions, and plural is Aktivitäten—Genitive singular der Aktivität, dative plural den Aktivitäten.
Examples
Die Aktivität hat den Kindern im Kurs viel Spaß gemacht.
The activity was a lot of fun for the children in the class.
Sportliche Aktivität ist wichtig für die Gesundheit.
Physical activity is important for health.
Die Ärztin empfahl Ruhe, weil jede körperliche Aktivität den Patienten erschöpft hätte.
The doctor recommended rest because any physical activity would have exhausted the patient.
Details
Mnemonics
Imagine a group doing an activity in a classroom with a big sign reading 'Aktivität'.
Sounds like 'activity' in English.
Die Aktivität — think 'die' and picture a feminine ribbon around the activity.
Notes
Plural forms end with -en: die Aktivitäten. Common in contexts about events, education, and leisure.