exterminate (
http://definr.com/exterminate)
v 1: kill en masse; kill on a large scale; kill many; "Hitler
wanted to exterminate the Jews, Gypsies, Communists, and
homosexuals of Europe" [syn:
kill off]
2: destroy completely, as if down to the roots; "the vestiges
of political democracy were soon uprooted" [syn:
uproot,
eradicate,
extirpate]