anabathmos
noun
ana·bath·mos
ˌänəˌbäthˈmȯs
plural anabathmoi
-ˈmē
: one of the gradual psalms in the Eastern Church
Word History
Etymology
Middle Greek, from Greek, flight of steps, "song of steps", from anabainein to go up
First Known Use
1850, in the meaning defined above