Английский словарь Webster - steelyard
Steelyard
steelyard
(n.) A form of balance in which the body to be weighed is suspended from the shorter arm of a lever, which turns on a fulcrum, and a counterpoise is caused to slide upon the longer arm to produce equilibrium, its place upon this arm (which is notched or graduated) indicating the weight; a Roman balance; -very commonly used also in the plural form, steelyards.
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