
1) Aeroplane 2) Airplane 3) Alaskan mail carrier 4) Flying boat 5) Hydroplane 6) It has floats and flies 7) Off-land lander 8) Plane 9) Pontooned flier 10) Pontooned transport 11) The spruce goose was one 12) Water wings
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https://www.crosswordclues.com/clue/seaplane

1) Aeroplane 2) Floatplane 3) Hydroplane
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https://www.crosswordclues.com/clue/seaplane

A seaplane is a powered fixed-wing aircraft capable of taking off and landing (alighting) on water. Seaplanes that can also take off and land on airfields are a subclass called amphibian aircraft. Seaplanes and amphibians are usually divided into two categories based on their technological characteristics: floatplanes and flying boats; the latter ...
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http://en.wikipedia.org/wiki/Seaplane

A water-based aircraft with a boat-hull fuselage, often amphibious.The term is also used generically to define a similar Flying Boat and a pontoon FLOATPLANE.
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http://www.aerofiles.com/glossary.html

any of a class of aircraft that can land, float, and take off on water. Seaplanes with boatlike hulls are also known as flying boats, those with ... [2 related articles]
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http://www.britannica.com/eb/a-z/s/53

[
n] - an airplane that can land on or take off from water
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http://www.webdictionary.co.uk/definition.php?query=seaplane

A generic term covering all aeroplanes which can take off from and alight on the sea. It includes both flying-boats and floatplanes.
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https://www.encyclo.co.uk/local/20784
hydroplane noun an airplane that can land on or take off from water; `the designer of marine aircraft demonstrated his newest hydroplane`
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https://www.encyclo.co.uk/local/20974

Aeroplane capable of taking off from, and landing on, water. There are two major types, floatplanes and flying boats. The floatplane is similar to an ordinary aeroplane but has floats in place of wheels; the flying boat has a broad hull shaped like a boat and may also have floats attached to the wing tips. Seaplanes depend on smooth water for a...
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https://www.encyclo.co.uk/local/21221

A water-based aircraft with a boat-hull fuselage, often amphibious. The term is also used generically to define a similar Flying Boat and a pontoon FLOATPLANE.
Found on
https://www.encyclo.co.uk/local/22323
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