IPA: /hɑːˈmɒnɪk/
KK: /hɑrˈmɑnɪk/
Relating to harmony, often used to describe sounds that are pleasing to the ear or elements that are well integrated together.
The choir sang a harmonic piece that filled the church with beautiful sounds.
A musical tone that is produced by vibrating strings or air columns, which is related to a fundamental tone and has a frequency that is a whole-number multiple of it.
The musician played a harmonic on the guitar, creating a beautiful, ringing sound.
Harmonic → It is formed from "harmonia" (from Greek ἁρμονία, meaning agreement or concord) and the suffix "-ic" (meaning pertaining to). The word "harmonic" refers to something that pertains to harmony or agreement in sound.
Think of 'harmonia' which means agreement or harmony — that's why 'harmonic' relates to sounds that are in harmony.