sponson

spon·son

S0659900 (spŏn′sən)n.1. Any of several structures that project from the side of a boat or ship, especially a gun platform.2. A short, curved, air-filled projection on the hull of a seaplane, imparting stability in the water.

[Perhaps alteration of expansion.]

sponson

(ˈspɒnsən) n1. (Nautical Terms) navy an outboard support for a gun enabling it to fire fore and aft2. (Firearms, Gunnery, Ordnance & Artillery) a semicircular gun turret on the side of a tank3. (Nautical Terms) a float or flotation chamber along the gunwale of a boat or ship4. (Nautical Terms) a structural projection from the side of a paddle steamer for supporting a paddle wheel5. (Aeronautics) a structural unit attached to a helicopter fuselage by fixed struts, housing the main landing gear and inflatable flotation bags[C19: perhaps from expansion]

spon•son

(ˈspɒn sən)

n. 1. a structure projecting from the side or main deck of a vessel, as one supporting a gun. 2. a buoyant appendage at the gunwale of a canoe to resist capsizing. [1830–40; earlier also sponsing, sponcing, of uncertain orig.]

sponson

i. A flange, or a stub, projecting from the side of a flying boat hull to increase the beam of the hull and improve its lateral stability on the water in place of outerwing floats.
ii. A projection from the helicopter fuselage in the form of a short, thick wing to provide an attachment for the main landing gear.
iii. The short, thin, winglike structure projecting from an airplane or a helicopter fuselage to carry armament, external tanks, and other such devices.

单词	sponson
释义	sponson spon·son S0659900 (spŏn′sən)n.1. Any of several structures that project from the side of a boat or ship, especially a gun platform.2. A short, curved, air-filled projection on the hull of a seaplane, imparting stability in the water. [Perhaps alteration of expansion.] sponson (ˈspɒnsən) n1. (Nautical Terms) navy an outboard support for a gun enabling it to fire fore and aft2. (Firearms, Gunnery, Ordnance & Artillery) a semicircular gun turret on the side of a tank3. (Nautical Terms) a float or flotation chamber along the gunwale of a boat or ship4. (Nautical Terms) a structural projection from the side of a paddle steamer for supporting a paddle wheel5. (Aeronautics) a structural unit attached to a helicopter fuselage by fixed struts, housing the main landing gear and inflatable flotation bags[C19: perhaps from expansion] spon•son (ˈspɒn sən) n. 1. a structure projecting from the side or main deck of a vessel, as one supporting a gun. 2. a buoyant appendage at the gunwale of a canoe to resist capsizing. [1830–40; earlier also sponsing, sponcing, of uncertain orig.] sponson sponson i. A flange, or a stub, projecting from the side of a flying boat hull to increase the beam of the hull and improve its lateral stability on the water in place of outerwing floats. ii. A projection from the helicopter fuselage in the form of a short, thick wing to provide an attachment for the main landing gear. iii. The short, thin, winglike structure projecting from an airplane or a helicopter fuselage to carry armament, external tanks, and other such devices.
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