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pseudonym noun

  /ˈs(j)uː.də(ʊ).nɪm/ , /ˈsu.doʊ.nɪm/ , /ˈsu.də.nɪm/
  • A fictitious name (more literally, a false name), as those used by writers and movie stars.
 вы́мышленное и́мя, псевдони́м

pseudonymization

псевдоанонимизация
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