antiphon
noun
an·ti·phon ˈan-tə-fən 
-ˌfän
1
: a psalm, anthem, or verse sung responsively
2
: a verse usually from Scripture said or sung before and after a canticle, psalm, or psalm verse as part of the liturgy
Example Sentences
Recent Examples on the Web An antiphon is a short piece of religious text, most often derived from one of the Psalms, and set to music, usually in the form of a Gregorian chant. 
oregonlive, 1 Sep. 2020 Your manuscript appears to be a 16th century antiphon, and is ink on vellum, which is usually made of calfskin. oregonlive, 1 Sep. 2020 Consider using a disposable worship aid or the use of familiar hymns, songs, antiphons, and acclamations. Madeline Mitchell, Cincinnati.com, 8 May 2020
oregonlive, 1 Sep. 2020 Your manuscript appears to be a 16th century antiphon, and is ink on vellum, which is usually made of calfskin. oregonlive, 1 Sep. 2020 Consider using a disposable worship aid or the use of familiar hymns, songs, antiphons, and acclamations. Madeline Mitchell, Cincinnati.com, 8 May 2020 Word History
Etymology
Middle English antiphone, from Middle French, from Late Latin antiphona — more at anthem
First Known Use
15th century, in the meaning defined at sense 1