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:
sponsons

Origin of Sponson

  • Perhaps alteration of expansion

    From American Heritage Dictionary of the English Language, 5th Edition

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