: an airplane designed to take off from and land on the water
Examples of seaplane in a Sentence
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On January 22, the 19-year-old and eight other crew members were aboard a PBY-5 Catalina seaplane that crashed during takeoff near the present-day Republic of Vanuatu, in the South Pacific Ocean.
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Kerry Breen, CBS News, 1 May 2026
This island is farther flung than most, but the 35-minute flight by seaplane from Mal gives a spectacular view of the atolls at 5000 feet.
—Condé Nast, Condé Nast Traveler, 28 Apr. 2026
Explore the National Park A visit to Gwaii Haanas National Park Reserve, accessible only by boat or seaplane, is a must.
—Sarah Sekula, USA Today, 24 Apr. 2026
Dry Tortugas National Park is known for its crystal-clear waters and remote location, accessible only by boat or seaplane.
—Andrea Margolis, FOXNews.com, 23 Apr. 2026
See All Example Sentences for seaplane
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Kerry Breen, CBS News, 1 May 2026
This island is farther flung than most, but the 35-minute flight by seaplane from Mal gives a spectacular view of the atolls at 5000 feet.
—Condé Nast, Condé Nast Traveler, 28 Apr. 2026
Explore the National Park A visit to Gwaii Haanas National Park Reserve, accessible only by boat or seaplane, is a must.
—Sarah Sekula, USA Today, 24 Apr. 2026
Dry Tortugas National Park is known for its crystal-clear waters and remote location, accessible only by boat or seaplane.
—Andrea Margolis, FOXNews.com, 23 Apr. 2026
See All Example Sentences for seaplane
Cite this Entry
“Seaplane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seaplane. Accessed 13 May. 2026.
Copy CitationKids Definition
seaplane
noun
sea·plane
ˈsē-ˌplān 
: an airplane designed to take off from and land on the water
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