PONTOON
\pəntˈuːn], \pəntˈuːn], \p_ə_n_t_ˈuː_n]\
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(nautical) a floating structure (as a flat-bottomed boat) that serves as a dock or to support a bridge
By Princeton University
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A wooden flat-bottomed boat, a metallic cylinder, or a frame covered with canvas, India rubber, etc., forming a portable float, used in building bridges quickly for the passage of troops.
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A low, flat vessel, resembling a barge, furnished with cranes, capstans, and other machinery, used in careening ships, raising weights, drawing piles, etc., chiefly in the Mediterranean; a lighter.
By Oddity Software
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A low flat boat; a boat used as one of the supports of a temporary or floating bridge; sometimes, the bridge so made, called a pontoon bridge.
By William Dodge Lewis, Edgar Arthur Singer
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A portable floating vessel used in forming a bridge for the passage of an army: a bridge of boats: a lighter.
By Daniel Lyons
By James Champlin Fernald
Word of the day
hydromorphic
- [Greek] Structurally adapted to an aquatic environment, as organs of water plants.