Sponson Definition
spŏnsən
noun
A structure that projects from the side of a ship or boat.
Webster's New World
A short, winglike piece attached to the hull of a seaplane just above water level to give stability in the water.
Webster's New World
Other Word Forms of Sponson
Noun
Singular:
sponson
Plural:
sponsonsOrigin of Sponson
Perhaps alteration of expansion
From American Heritage Dictionary of the English Language, 5th Edition
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