/ ˌsuːpəˈstɪʃn; ˌsjuː-; NAmE ˌsuːpərˈs-/ noun
[ U , C ] (often disapproving ) the belief that particular events happen in a way that cannot be explained by reason or science; the belief that particular events bring good or bad luck :
According to superstition, breaking a mirror brings bad luck.
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WORD ORIGIN
Middle English : from Old French , or from Latin superstitio(n-) , from super- over + stare to stand (perhaps from the notion of “standing over” something in awe).