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floatplane
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flying boat
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pontoon plane
11 years ago|23 views|share |citing 
APASmart Define. (2015). seaplane thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/seaplane/thesaurus/narrower
ChicagoSmart Define. 2015. "seaplane thesaurus" https://smartdefine.org/seaplane/thesaurus/narrower (accessed September 23, 2026).
HarvardSmart Define 2015, seaplane thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/seaplane/thesaurus/narrower>.
MLASmart Define. "seaplane thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/seaplane/thesaurus/narrower>