The Collaborative International Dictionary of English v.0.48:
Hierolatry \Hi`er*ol"a*try\, n. [Gr. "iero`s sacred + ? worship, ? to worship.] The worship of saints or sacred things. [R.] --Coleridge. HierologicWordNet (r) 3.0 (2006):
hierolatry n 1: the worship of saints [syn: hagiolatry, hierolatry]