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Definition of "kryptonite" []

  • The one weakness of something or someone that is otherwise invulnerable, an Achilles' heel. (noun)

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Use "kryptonite" in a sentence
  • "DC owns other elements like Superman’s ability to fly, the term kryptonite, the Lex Luthor and Jimmy Olsen characters, Superman’s powers and expanded origins."
  • "DC Comics and Warner Brothers will retain rights toother elements like Superman’s ability to fly, the term kryptonite, the Lex Luthor and Jimmy Olsen characters, Superman’s powers and expanded origins."
  • "(As Larry Elder would say, facts are to liberals what kryptonite is to Superman.)"