booster shot

Questions

What does booster shot mean?

A dose of an antigen (usually a vaccine) designed to strengthen immunity after an earlier immunizing dose.

How to pronounce booster shot

1. Open the pronunciation page — Open the Speakur entry for “booster shot”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “booster shot”.
4. Repeat and practice — Say “booster shot” aloud, matching stress and vowels until it feels natural.