eradicate
Concise Oxford English Dictionary © 2008 Oxford University Press:
eradicate /ɪˈradɪkeɪt/
▶verb remove or destroy completely.
– derivatives
eradicable adjective,
eradicant noun,
eradication noun,
eradicator noun.
eradicable adjective,
eradicant noun,
eradication noun,
eradicator noun.
– origin ME: from L. eradicat-, eradicare ‘tear up by the roots’.
'eradicate' also found in these Oxford entries:

