sacramentalia
Sacramentalia, in Catholic usage, are sacred signs instituted by the Church to prepare for, accompany, or sanctify daily life and devotion. They are distinct from the seven sacraments, which convey grace in a definite way; sacramentals themselves do not confer grace in the manner of a sacrament, but dispose or strengthen the faithful to receive grace through the Church and prayer.
Sacramentals take various forms, including objects, actions, blessings, and places. Examples of objects are holy water,
The theological understanding is that sacramentals derive their efficacy from the Church’s blessing and the solicitations