From Wiktionary, the free dictionary
Tide + -n- + Hub
Tidenhub m (strong, genitive Tidenhubes or Tidenhubs, plural (uncommon) Tidenhübe)
- tidal range
Declension of Tidenhub [masculine, strong]
- “Tidenhub” in Duden online
- “Tidenhub” in Digitales Wörterbuch der deutschen Sprache