What is another word for glass harmonica?
Pronunciation: [ɡlˈas hɑːmˈɒnɪkə] (IPA) 
The glass harmonica is a musical instrument that is played by rubbing wet fingers over the rims of tuned glass bowls. Also known as the glass armonica, armonica or hydrocrystalophone, this instrument is believed to have been invented by Benjamin Franklin in the 18th century. Other synonyms for the glass harmonica include the crystal harmonica, glass harp, glass organ, and angelic organ. While popular in the 18th and 19th centuries, the glass harmonica is now a rare instrument, but it is still beloved for its ethereal sound and haunting melodies.
