- an instrument for measuring small forces, as electric attraction or repulsion, by determining the amount of torsion or twisting they cause in a slender wire or filament.
Origin of torsion balance
First recorded in 1820–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an instrument used to measure small forces, esp electric or magnetic forces, by the torsion they produce in a thin wire, thread, or rod