gen ‧ o ‧ cide /ˈdʒenəsaɪd/ BrE AmE noun [uncountable]
[ Date: 1900-2000 ; Language: Greek ; Origin: genos 'birth, race, type' + English -cide ]
the deliberate murder of a whole group or race of people ⇨ ethnic cleansing :
The military leaders were accused of genocide.
—genocidal /ˌdʒenəˈsaɪdl◂/ adjective :
a genocidal regime