vacciné means “vaccinated” | MotiTan French Dictionary

More examples

Vérifie si tu es vacciné avant de voyager.

Check whether you're vaccinated before traveling.

A person with vaccine-based protection directed at one particular disease.

immunisé: Having immunity that makes contracting a disease less likely.
protégé: Kept safe from illness or other dangers.

Qualifie quelqu'un qui a été immunisé par une vaccination contre une maladie précise.

Vacciné is the past participle of vacciner, formed from vaccin, which comes from Latin vaccinus, 'of a cow', from vacca, 'cow'.

As an adjective, vacciné agrees with the person described: vacciné for masculine singular and vaccinée for feminine singular.