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philosopher's stone

noun

Simple Definition of philosopher's stone

  • : an imaginary substance that people in the past believed had the power to change other metals into gold

Source: Merriam-Webster's Learner's Dictionary

Full Definition of philosopher's stone

  1. :  an imaginary stone, substance, or chemical preparation believed to have the power of transmuting baser metals into gold and sought by alchemists; broadly :  an elusive or imaginary key to success —called also philosophers' stone

14th Century

First Known Use of philosopher's stone

14th century


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