1. gives a vaccination again to someone who has previously been vaccinated
Usage: third person singular present tense

Examples

• The doctor revaccinates patients whose immunity has weakened over time.
• The clinic revaccinates healthcare workers annually against influenza.
• She revaccinates her patients according to the updated vaccination schedule.
• The pediatrician revaccinates children who missed their booster shots.
• The travel clinic revaccinates tourists before they visit high-risk areas.
• The school nurse revaccinates students whose vaccinations have expired.