genocide

The deliberate killing of a large group of people, especially those of a particular ethnic, national, or religious group.

• genocidal/ˌdʒɛnəˈsaɪdl/(adj)种族灭绝的

• commit genocide
• acts of genocide
• genocide against
• prevent genocide
• genocidal regime

1. 1.The Rwandan genocide of 1994 resulted in the deaths of an estimated 800,000 people in just 100 days. (historical)
2. 2.The International Criminal Court was established in part to prosecute those responsible for genocide. (legal)

• ethnic cleansing (the forced removal or killing of an ethnic group — overlapping but not identical)
• mass murder (the killing of many people — broader)
• holocaust/ˈhɒləkɔːst/— great destruction, especially by fire — often capitalised for WWII

coined in 1944 by Raphael Lemkin — Greek "genos" (race, people) + Latin "-cide" (killing) — "cidere" (to kill)