- (n.) An instrument for producing luminous figures by the vibrations of sounding bodies.
- (n.) An instrument for observing or exhibiting the motions or properties of sounding bodies; especially, an apparatus invented by Konig for testing the quality of musical strings.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). phonoscope. Retrieved September 23, 2026, from http://smartdefine.org/phonoscope/definitions/2044875 |
| Chicago | Webster's. 2011. "phonoscope" http://smartdefine.org/phonoscope/definitions/2044875 (accessed September 23, 2026). |
| Harvard | Webster's 2011, phonoscope, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/phonoscope/definitions/2044875>. |
| MLA | Webster's. "phonoscope" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/phonoscope/definitions/2044875> |