Adon Olam

[ ah-dohn oh-lahm ]
/ ɑˈdoʊn oʊˈlɑm /

noun Judaism.

a liturgical prayer or hymn expressing the faith of Israel in God, often sung in unison usually at the close of a service.

Origin of Adon Olam

From the Hebrew word ādhōn ʿōlām literally, Lord of the world