1. a person or thing that eradicates or completely removes something, especially a disease, pest, or unwanted condition

Examples

• The new pesticide is an effective eradicator of invasive insects.
• Public health officials worked as eradicators of the disease through vaccination campaigns.
• This weed eradicator kills plants at the root.
• The organization became an eradicator of poverty in the region.
• Scientists developed an eradicator to combat the spread of the virus.
• The eradicator successfully removed all traces of the contamination from the water supply.