Main Entry: cal·li·ope

Pronunciation: \kə-ˈlī-ə-(ˌ)pē, in sense 2 also ˈka-lē-ˌōp\

Function: noun

Etymology: Latin, from Greek Kalliopē

Date: 14th century

1 capitalized : the Greek Muse of heroic poetry
2 : a keyboard musical instrument resembling an organ and consisting of a series of whistles sounded by steam or compressed air