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[ih-rad-i-keyt] /ɪˈræd ɪˌkeɪt/
verb (used with object), eradicated, eradicating.
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.
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
[ih-rad-i-kuh nt] /ɪˈræd ɪ kənt/ (Show IPA),
adjective, noun
eradication, noun
eradicative, adjective
eradicator, noun
noneradicative, adjective
uneradicated, adjective
uneradicative, adjective
1. obliterate, uproot, exterminate, annihilate. See abolish. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for eradication
  • The combination vaccine has been remarkably effective in bringing the world to the brink of polio eradication.
  • For these unfortunates eradication may be the best option.
  • The snail is currently at the height of its invasion, experts say, and the its success makes eradication near-impossible.
  • The vaccinal eradication of smallpox was a watershed achievement.
  • His work leads to the control of yellow fever by mosquito eradication projects.
  • Used for prevention or eradication of powdery mildew, rust, and some lawn diseases.
  • The global public health system has a lot staked on the polio eradication drive.
  • Forcible coca eradication is particularly unpopular.
  • They are considered pests, and government eradication efforts include asking residents to help collect and dispose of them.
  • But the eradication effort has already taken a decade longer than expected.
British Dictionary definitions for eradication


verb (transitive)
to obliterate; stamp out
to pull or tear up by the roots
Derived Forms
eradicable, adjective
eradicably, adverb
eradication, noun
eradicative, adjective
eradicator, noun
Word Origin
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
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Word Origin and History for eradication

early 15c., from Latin eradicationem (nominative eradicatio), noun of action from past participle stem of eradicare "root out, extirpate, annihilate," from ex- "out" (see ex-) + radix (genitive radicis) "root" (see radish).



early 15c., from Latin eradicatus, past participle of eradicare "to root out" (see eradication). Related: Eradicated; eradicating; eradicable.

Online Etymology Dictionary, © 2010 Douglas Harper
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