Where does “euharmonic” come from?

euharmonic (English) comes from English harmonic, from Latin harmonicus, from Ancient Greek ἁρμονικός, from Ancient Greek Ἁρμονία, from Ancient Greek -ῐ́ᾱ, from Proto-Indo-European -íh₂, from Proto-Indo-European -h₂ — Creates collective nouns, which refer to groups...

euharmonic (English): Pleasingly melodious or harmonious — applied...

Definitions

  1. Pleasingly melodious or harmonious — applied...

Ancestry of “euharmonic”, step by step

euharmonic traces back through two separate lines of ancestry.

via English harmonic

StepLanguageWordMeaning
1Englishharmonicpertaining to harmony; pleasant to hear;...
2Latinharmonicus
3Ancient Greekἁρμονικόςskilled in music
4Ancient GreekἉρμονίαHarmonia
5Ancient Greek-ῐ́ᾱ{{l|en|-ia}}; "suffix forming abstract feminine...
6Proto-Indo-European-íh₂
7Proto-Indo-European-h₂Creates collective nouns, which refer to groups...

via English eu

StepLanguageWordMeaning
1Englisheu
2Ancient Greekεὖwell
3Ancient Greekἐΰςgood, brave, noble
4Proto-Hellenicehu-good
5Proto-Indo-Europeanh₁su-good
6Proto-Indo-Europeanh₁wes-good; to be cheerful, happy; to eat, to feast
Every word from Proto-Indo-European -h₂Every word from Ancient Greek -ῐ́ᾱEvery word from Ancient Greek Ἁρμονία