Learn how to say Eradicator correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word eradicate:
destroy completely; put an end to:
this disease has been eradicated from the world
late Middle English (in the sense ‘pull up by the roots’): from Latin eradicat- ‘torn up by the roots’, from the verb eradicare, from e- (variant of ex-) ‘out’ + radix, radic- ‘root’