po·grom (pə-grŏm, pōgrəm)
An organized, often officially encouraged massacre or persecution of a minority group, especially one conducted against Jews.
[Russian, outrage, havoc, from pogromit', to wreak havoc : po-, perfective aspectual pref. (from po, next to; see apo- in the Appendix of Indo-European roots) + gromit', to outrage, wreak havoc (from grom, thunder).]
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