magnetostrictive resonator

magnetostrictive resonator

[mag¦nēd·ō¦strik·tiv ′rez·ən‚ād·ər]
(solid-state physics)
Ferromagnetic rod so designed that it can be excited magnetically into resonant vibration at one or more definite and known frequencies.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.