Source : Webster's Revised Unabridged Dictionary (1913)

Liturgiology \Li*tur`gi*ol"o*gy\, n. [Liturgy + -logy.]
   The science treating of liturgical matters; a treatise on, or
   description of, liturgies. --Shipley.

Source : WordNet®

liturgiology
     n : the study of liturgies [syn: {liturgics}]