depurate

/D EH1 P Y UH1 R AH0 T/
verb
  1. 1

    To remove impurities from; to purify.

  2. 2

    To make impure.

adjective
  1. 1

    Depurated; cleansed; freed from impurities.

Source: https://en.wiktionary.org/wiki/depurate