Videobooster

/'bu:stə/

The word booster is a versatile noun that appears in everything from medical discussions to aerospace engineering. In this lesson, we explore its many meanings, including its role as a supplementary vaccine dose, the initial stage of a rocket, and an electronic signal amplifier. We also look at how it describes enthusiastic supporters of teams and causes, as well as its more specialized use in retail security. You will learn about common compound phrases like booster seat and booster club, along with related terms like boosterism and the verb boost. This comprehensive guide ensures you understand how to use this word in any context. Watch the lesson to master the diverse applications of booster.

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booster
A child receives a vaccine booster at the doctor's office.