Added 9 October 2026
harmonium
/hɑːˈməʊ̯.niː.əm/ noun
In Latin: harmonium Coined: 1840, by Alexandre Debain Wiktionary
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about harmonium at Wordnik → Where our words come from →
- A free-reeded instrument with a piano keyboard in which air is forced through the reeds by bellows.
Origin
Borrowed from French harmonium, coined by French harmonium inventor Alexandre Debain in 1840. By surface analysis, harmony + -ium. First attested in 1847.
From Wiktionary, via Kaikki.org (CC BY-SA)