verb (used with object), e·rad·i·cat·ed, e·rad·i·cat·ing.

to remove or destroy utterly; extirpate: to eradicate smallpox throughout the world.
to erase by rubbing or by means of a chemical solvent: to eradicate a spot.
to pull up by the roots: to eradicate weeds.

Nearby words

  1. er,
  2. er rif,
  3. era,
  4. eradiate,
  5. eradicable,
  6. eradication,
  7. erasable,
  8. erase,
  9. eraser,
  10. erasing head

Origin of eradicate

1555–65; < Latin ērādīcātus rooted out (past participle of ērādīcāre), equivalent to ē- e-1 + rādīc- (stem of rādīx) root1 + -ātus -ate1

Related forms

Synonym study

1. See abolish. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for eradication

British Dictionary definitions for eradication


verb (tr)

to obliterate; stamp out
to pull or tear up by the roots
Derived Forms

Word Origin for eradicate

C16: from Latin ērādīcāre to uproot, from ex- 1 + rādīx root

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for eradication
Online Etymology Dictionary, © 2010 Douglas Harper