D defs.my
Entry 2 senses Webster, 1913

Hymnology

/hĭm-näl'-əj-ē/ · Hym·nol·o·gy · IPA /ˈhɪm.nɑ.lə.d͡ʒi/
01 n. The hymns or sacred lyrics composed by authors of a particular country or period; as, the hymnology of the eighteenth century; also, the co…
  1. 1.
    The hymns or sacred lyrics composed by authors of a particular country or period; as, the hymnology of the eighteenth century; also, the collective body of hymns used by any particular church or religious body; as, the Anglican hymnology.
  2. 2.
    A knowledge of hymns; a treatise on hymns.