Unruhfeder

German

Etymology

Unruh +‎ Feder

Noun

Unruhfeder f (genitive Unruhfeder, plural Unruhfedern)

  1. (watches) balance spring, hairspring
    Synonym: Spiralfeder

Declension

Further reading

  • Unruhfeder” in Digitales Wörterbuch der deutschen Sprache