revaccination
noun [ C or U ] (also re-vaccination) uk/ˌriː.væk.sɪˈneɪ.ʃən/ us/ˌri.væk.səˈneɪ.ʃən/
再接种疫苗
the process or act of giving someone a vaccine (= a substance that protects against a disease) again for the same disease
The need for revaccination has not yet been determined.
According to vets, re-vaccination is necessary every six months. 根据兽医的说法，每六个月必须重新接种疫苗。
As immunity to Covid-19 fades over time, people will need periodic boosters or revaccinations.
- More examples
- For people at high risk, revaccination is recommended after five years.
- Complications are rare, but at least ten times more common after primary vaccination than after revaccination.
- The recalled doses are considered potent, so revaccinations won't be needed.