- the complete removal, destruction, or erasure of something: While I don't expect the eradication of poverty, I think that these social programs will have some positive impact.Permanent eradication of an invasive species is time-consuming and often expensive.
- the act or process of pulling or digging up a plant by the roots: Two other cocaine-producing nations have avoided use of chemical herbicides on coca crops, preferring manual eradication instead.
