From Longman Dictionary of Contemporary Englishthrenodythren‧o‧dy /ˈθrenədi/ noun (plural threnodies) [countable] literaryAPMMX a funeral song or poem for someone who has died
Examples from the Corpus
threnody• But inside the echo were sounds not quite their own-a kind of threnody, a weeping, something melodic and sad.Origin threnody (1600-1700) Greek threnoidia, from threnos “song for the dead” + aeidein “to sing”