- (n.) A musical note produced by a number of vibrations which is a multiple of the number producing some other; an overtone. See Harmonics.
- (a.) Alternative of Harmonical.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). harmonic. Retrieved September 20, 2026, from http://smartdefine.org/harmonic/definitions/2015082 |
| Chicago | Webster's. 2011. "harmonic" http://smartdefine.org/harmonic/definitions/2015082 (accessed September 20, 2026). |
| Harvard | Webster's 2011, harmonic, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/harmonic/definitions/2015082>. |
| MLA | Webster's. "harmonic" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/harmonic/definitions/2015082> |