Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Visual and Verbal Communication (hierarchy name)
4. Literary and Performing Arts Works (hierarchy name)
5. musical compositions
6. songs (musical compositions)
7. chants

Anotations

Scope note:

Liturgical chants that are monophonic, or unison, used in the Greek Orthodox church during the Byzantine Empire (330–1453) and down to the 16th century; in modern Greece the term refers to ecclesiastical music of any period.