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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.

Its booster successfully landed on a floating platform in the Atlantic Ocean about nine minutes and 30 seconds after takeoff.

From Barron's • Apr. 20, 2026

It was Blue Origin’s third launch of the New Glenn rocket and its first attempt to reuse its booster.

From MarketWatch • Apr. 20, 2026

On Sunday, the space company owned by Jeff Bezos successfully reused and recovered a booster for its New Glenn rocket, but the uncrewed mission did not deliver the satellite from the company AST SpaceMobile.

From Barron's • Apr. 20, 2026

The rocket’s upper stage made it to orbit, achieving the flight’s main goal, though the booster wasn’t recaptured for reuse.

From The Wall Street Journal • Apr. 15, 2026

Connor is still fiddling with the buckles attached to his booster seat, the straps across his chest; I can tell he wants to get out, to find some way to help.

From "The Sea in Winter" by Christine Day




Vocabulary lists containing booster