Longman Dictionary of Contemporary English homepage

Date: 1400-1500
Language: Latin
Origin: , past participle of eradicare 'to pull out by the root', from radix 'root'

eradicate

 verb
     
e‧rad‧i‧cate [transitive]
to completely get rid of something such as a disease or a social problem
eradicate something from something
We can eradicate this disease from the world.
an attempt to eradicate inflation
This problem has now been completely eradicated.
—eradication noun [uncountable]
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.
 
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