D defs.my
Entry 3 senses Webster, 1913

Psalter

/sôl'-tẽr/ · Psal·ter · IPA /ˈsɔːltə(ɹ)/
01 n. The Book of Psalms; -- often applied to a book containing the Psalms separately printed.
  1. 1.
    The Book of Psalms; -- often applied to a book containing the Psalms separately printed.
  2. 2.
    Specifically, the Book of Psalms as printed in the Book of Common Prayer; among the Roman Catholics, the part of the Breviary which contains the Psalms arranged for each day of the week.
  3. 3.
    A rosary, consisting of a hundred and fifty beads, corresponding to the number of the psalms.(R. C. Ch.)