monodia
/mɒˈnəʊdɪə/ /məˈnəʊdɪə/rare
noun
1In titles: = monody. Now historical.
2A musical composition in which there is a single melodic line; = monody.
Origin
Late 16th century; earliest use found in Joshua Sylvester (d. 1618), poet and translator. From post-classical Latin monodia.