\Psal"ter\, n. [OE. psauter, sauter, OF. sautier,
psaltier, F. psautier, from L. psalterium. See {Psaltery}.]
1. The Book of Psalms; -- often applied to a book containing
   the Psalms separately printed.
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. (R. C. Ch.) A rosary, consisting of a hundred and fifty
   beads, corresponding to the number of the psalms.