Meaning and examples Start each day with the Word of the Day in your inbox! Sign Up By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies. Quiz Q: True or false? British English and American English are only different when it comes to slang ...
Kryptonite meaning, definition, what is Kryptonite: a type of rock that comes from the plane...: Learn more.
"Superman" series, where it weakens the otherwise invulnerable hero, 1943; perhaps from… See origin and meaning of kryptonite.