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Definitions

booster

[boo-ster] / ˈbu stər /
NOUN
supporter
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Generally, it takes a couple of weeks to get full protection from a vaccine and some require booster doses.

From BBC • May 15, 2026

Starship stands more than 400 feet tall, with the booster and upper stage stacked on top of one another.

From Barron's • May 13, 2026

Most gasoline contains 10% ethanol as an octane booster.

From The Wall Street Journal • May 10, 2026

SpaceX caught the booster with giant mechanical arms during test 5.

From Barron's • Apr. 26, 2026

As booster Bob Rutherford put it, “We’ll just have to get another coach, a coach that can win.”

From "Friday Night Lights: A Town, A Team, And A Dream" by H.G. Bissinger




Vocabulary lists containing booster


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