"hydroplane" in German hydroplane Gleitboot Wasserflugzeug Detailed translations for "hydroplane" hydroplane 1. nautical science hydroplane das Gleitboot{neuter} 2. other hydroplane(also: seaplane, waterplane) das Wasserflugzeug{neuter} English synonyms for "hydroplane" hydroplane {n} hydrofoil seaplane hydroplane {v} seaplane