Definition of popper

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  • popper is a valid Scrabble US word with a point value of 12
  • popper is a valid Scrabble UK word with a point value of 12
  • popper is a valid Words with friends word with a point value of 15

Definition of popper

  • British philosopher (born in Austria) who argued that scientific theories can never be proved to be true, but are tested by attempts to falsify them (1902-1994) (noun)

    Synonyms

    1. karl popper
    2. sir karl raimund popper
  • a container for cooking popcorn (noun)
  • a container of stimulant drug (amyl nitrate or butyl nitrite) (noun)

See definition of popper in Merriam Webster