E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
That which survives when its companions are dead. (Latin, supersto.) Those who escaped in battle were called superstits. Superstition is religious credulity, or that religion which remains when real religion is dead.
Paul said to the Athenians that he perceived they were too superstitious.Acts xv. 22.