Definition of seaplane noun from the Oxford Advanced Learner's Dictionary

 

seaplane

 noun
noun
BrE BrE//ˈsiːpleɪn//
 
; NAmE NAmE//ˈsiːpleɪn//
 
(North American English also hydroplane) Aircraft
 
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a plane that can take off from and land on water See related entries: Aircraft
See the Oxford Advanced American Dictionary entry: seaplane