torsion balance
noun
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
Words nearby torsion balance
torse,
torsel,
torsi,
torsibility,
torsion,
torsion balance,
torsion bar,
torsion forceps,
torsion fracture,
torsion group,
torsion meter
British Dictionary definitions for torsion balance
torsion balance
noun
an instrument used to measure small forces, esp electric or magnetic forces, by the torsion they produce in a thin wire, thread, or rod