A belief or practice resulting from ignorance, fear of the unknown, or trust in magic or chance. Walking under a ladder is considered bad luck by those who believe in superstition.
A widely held but unjustified belief in supernatural causation leading to certain consequences of an action or event. The superstition that breaking a mirror brings seven years of bad luck is common in many cultures.
Irrational beliefs and practices considered collectively; the state of being superstitious. Education has not entirely eradicated superstition from the community.