torsion-string galvanometer

torsion-string galvanometer

[′tȯr·shən ¦striŋ ‚gal·və′näm·əd·ər]
(engineering)
A sensitive galvanometer in which the moving system is suspended by two parallel fibers that tend to twist around each other.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.