Bible Encyclopedias
Gradual

Cyclopedia of Biblical, Theological and Ecclesiastical Literature

an anthem, psalm, or part of a psalm chanted in the mass between the epistle and the gospel. So called because the chanter stood on the pulpit steps. The name is also given to the book containing the psalms chanted at mass, which was called gradale, or graduate. Palmer, Orig. Liturg. 2:46; Procter, On Common Prayer, pages 8, 317.

Bibliography Information
McClintock, John. Strong, James. Entry for 'Gradual'. Cyclopedia of Biblical, Theological and Ecclesiastical Literature. https://www.studylight.org/​encyclopedias/​eng/​tce/​g/gradual.html. Harper & Brothers. New York. 1870.