harmonic >> hɑːˈmɒnɪk
Definition: [adjective] relating to or characterized by harmony.
Example: a basic four-chord harmonic sequence
Definition: [adjective] relating to a harmonic progression.
Example: the resonant frequencies of the vibrations bear simple harmonic relationships to each other
Definition: [adjective] using or produced by the application of a harmonic.
Example: harmonic charts
Definition: [noun] an overtone accompanying a fundamental tone at a fixed interval, produced by vibration of a string, column of air, etc. in an exact fraction of its length.
Definition: [noun] a component frequency of an oscillation or wave.
Definition: [noun] a division of the zodiacal circle by a specified number, used in the interpretation of a birth chart.
Example: the fifth harmonic