Harmonic

adj.calm, joyfulprofessional

What it means

Relating to tones that combine in a consonant pattern or to parts arranged in balanced relation.

Reach for it when describing audible consonance or an ordered relationship among components

The singers sustained a clear harmonic pattern beneath the solo line.

everyday
balanced
parts support one another without one dominating
not when Balanced is a structural metaphor and says nothing precise about sound.
warm
harmonious
the combined effect is pleasing and well balanced
not when Harmonious evaluates the result, while harmonic can describe a technical tonal relationship.
professional
consonant
tones sound stable together within the musical system
not when Consonant is technical and can refer to speech sounds or agreement outside music.
professional
tonal
organization around pitch or key is the relevant fact
not when Tonal music may contain harsh dissonance and is not automatically harmonic.
formal
chordal
the texture is organized in simultaneous chords
not when Chordal writing can be strongly dissonant and excludes single-line harmonic overtones.
literary
resonant
sound is rich, sustained, and emotionally carrying
not when Resonance concerns vibration and effect, not whether intervals form a harmonic relation.

harmonic pattern
A repeating harmonic pattern gives the movement quiet cohesion.
harmonic balance
The engineer adjusted harmonic balance without flattening the instrument's character.
harmonic interval
Each harmonic interval was tuned against the sustained bass note.
rich harmonic texture
A rich harmonic texture emerged from only four voices.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.