Unruhfeder
German
Etymology
Noun
Unruhfeder f (genitive Unruhfeder, plural Unruhfedern)
- (watches) balance spring, hairspring
- Synonym: Spiralfeder
Declension
Declension of Unruhfeder [feminine]
Further reading
- “Unruhfeder” in Digitales Wörterbuch der deutschen Sprache