responsory

/rɪˈspɑnsəri/
noun
  1. A short chant or response sung or spoken in a religious service, especially in the Christian liturgy, often alternating between a soloist and the choir or congregation.
    • Each responsory in the service had a different melody.
    • The responsory was sung after the reading of the psalm.
    • The monks learned a new responsory for the Easter celebration.
Synonyms
What does "responsory" mean? | whatsthatwordmean | whatsthatwordmean