Thesaurus.com
Dictionary.com
Showing results for booster. Search instead for booteri.
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.

"But when you look at a player who can create a moment of magic from nothing it's definitely a confidence booster."

From BBC • Mar. 25, 2026

A billionaire booster helps with the public pitch.

From The Wall Street Journal • Mar. 23, 2026

Using a standard booster approach in mice, both vaccine types produced similar antiviral T cell and antibody-producing B cell responses.

From Science Daily • Mar. 17, 2026

The MenB vaccine helps protect against meningococcal group B bacteria and is recommended for babies aged eight weeks, followed by a second dose at 12 weeks and a booster at one year.

From BBC • Mar. 16, 2026

If she hadn’t been buckled into her booster seat I think she would have rocketed clear across the car.

From "The Benefits of Being an Octopus" by Ann Braden