Definition of "responsory"

responsory

noun
plural responsories
1. A chant or anthem recited after a reading in a church service
2. A book of liturgical responses; a responsorial.
adjective
not comparable
1. Containing or making answer; answering.
  Quotations
  that Reponsory Letter from His Majesty
  1640, I. H. [i.e., James Howell], ΔΕΝΔΡΟΛΟΓΊΑ [DENDROLOGIA]. Dodona’s Grove, or, The Vocall Forrest, London: […] T[homas] B[adger] for H. Mosley [i.e., Humphrey Moseley] […]