The story
- Ancient Greek · derived fromἁρμονικός
- Latin · derived fromharmonicus
- English todayharmonic
From Latin harmonicus, from Ancient Greek ἁρμονικός (harmonikós), from ἁρμονία (harmonía, “harmony”). By surface analysis, harmony + -ic. Doublet of armónico.
Etymology from Wiktionary, CC BY-SA 4.0.