the world > matter > physics > science of sound > vibration > [adjective] > involving length (3)
= harmonic, adj. 4. Obsolete.
Of a vibration or oscillation: produced or occurring in the direction of the length of the vibrating object; (Physics, of a wave) characterized…
Acoustics and Music. Applied to the tones produced by the vibration of a sonorous body in aliquot parts of its length (see sense B. 2); relating to…