From Wiktionary, the free dictionary
voll (“full”) + Mond (“moon”).
Vollmond m (strong, genitive Vollmondes or Vollmonds, no plural)
- full moon
- Antonym: Neumond
Declension of Vollmond [sg-only, masculine, strong]
- “Vollmond” in Duden online
- “Vollmond” in Digitales Wörterbuch der deutschen Sprache