Wheatstone's rod (English, noun)
expansion: Wheatstone's rod (plural Wheatstone's rods)
Senses:
qualifier: acoustics
glosses: Either of a pair of flexible rods whose periods of vibration in two planes at right angles are in some exact ratio to one another. When one end of such a rod is fixed, the free end describes through vibration the corresponding Lissajous figure.
Forms:
form: Wheatstone's rods
tags: plural