from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An instrument with which small forces, as of electricity or magnetism, are measured by means of the torsion they produce in a wire or slender rod.
from the GNU version of the Collaborative International Dictionary of English
- n. an instrument for estimating very minute forces, as electric or magnetic attractions and repulsions, by the torsion of a very slender wire or fiber having at its lower extremity a horizontal bar or needle, upon which the forces act.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. measuring instrument designed to measure small forces by the torsion they exert on a thin wire
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