Eradicate

Part of speech: verb (v.)

1. To pluck up by the roots; to root up; as, an oak tree eradicated.

2. To root out; to destroy utterly; to extirpate; as, to eradicate diseases, or errors. This, although now an old an inveterate evil, might be eradicated by vigorous treatment. Southey.

Synonyms: extirpate; root out; exterminate; destroy; annihilate.