"massive conversion" — Kollokationen-Wörterbuch Englisch

massive conversion Kollokation
Automatische Übersetzung (wir garantieren seine Korrektheit nicht): potężne uzdatnianie
  1. massive Adjektiv + conversion Substantiv
    Schwache Kollokation

    These were partly burnt by the islamic rulers, when massive conversions were made forcibly, to remove any track of the family tree".