From Wiktionary, the free dictionary
From Old High German reigaro.
Reiher m (strong, genitive Reihers, plural Reiher)
- heron
Declension of Reiher [masculine, strong]
- → Saterland Frisian: Raier
- “Reiher” in Duden online
- “Reiher” in Digitales Wörterbuch der deutschen Sprache