bascule
NounOpen English WordNet
Noun (1)
- a structure or device in which one end is counterbalanced by the other (on the principle of the seesaw)Type of structure, construction
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Webster's Dictionary (1913)
Bas′cule (băs′kūl), noun
Origin: F., a seesaw.
In mechanics, an apparatus on the principle of the seesaw, in which one end rises as the other falls.
Bascule bridge, a counterpoise or balanced drawbridge, which is opened by sinking the counterpoise and thus lifting the footway into the air.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54