An ignorant or irrational worship of the Supreme Deity; excessive exactness or rigor in religious opinions or practice; extreme and unnecessary scruples in the observance of religious rites not commanded, or of points of minor importance; also, a rite or practice proceeding from excess of sculptures in religion
Superstition is belief in things that are not real or possible, for example magic. Fortune-telling is a very much debased art surrounded by superstition. a belief that some objects or actions are lucky or unlucky, or that they cause events to happen, based on old ideas of magic (superstitio, from superstes , from stare )