harmonium (n.)youdaoicibaDictYouDict[harmonium 词源字典]
keyboard instrument, a kind of reed-organ popular late 19c. in homes and smaller churches, 1847, from French harmonium, from Greek harmonia (see harmony). Harmonium-like instruments predate the improved version patented 1840 in France by Alexandre Debain, who gave it the name.[harmonium etymology, harmonium origin, 英语词源]