seaplane
1. [ verb ] (transportation) glide on the water in a hydroplane
Synonyms: hydroplane
Related terms: fly glide
2. [ noun ] (transportation) an airplane that can land on or take off from water
Synonyms: hydroplane
Examples:

"the designer of marine aircraft demonstrated his newest hydroplane"

Related terms: airplane floatplane flying_boat hydroplane
Similar spelling:   sepaline