extermination
noun/ɪkˌstɜːmɪˈneɪʃn/
/ɪkˌstɜːrmɪˈneɪʃn/
[uncountable, countable]- the act of killing all the members of a group of people or animals
- the extermination of rats and other vermin
- The sheer scale of these mass exterminations is horrifying.
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extermination