Hypertext Webster Gateway: "Bascule"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Bascule \Bas"cule\, n. [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.
From WordNet (r) 1.7 (wn)
bascule
n : a structure in which one end is counterbalanced by the other
(as in a bascule bridge)
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