The word “antiphon” is probably not in the vocabulary for those of us who aren’t all that familiar with liturgical chants but traditionally they were short chants of the Psalms often sung with a refrain. The meaning of antiphon actually has its roots in Greek origin as it literally means “before the sound.” The most famous song or hymn to come forth from the O Antiphons is the Christmas hymn “O Come, O Come Emmanuel.