as in proponent
a person who actively supports or favors a cause
rah-rah boosters for the sports team will be attending the game and carrying large signs
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of booster
In total, the booster will be filled with more than 700,000 gallons of cryogenic propellant, and mission managers will practice counting down to a simulated launch time of 8:30 p.m. ET.
—
Denise Chow, NBC news, 19 Feb. 2026
Advertisement Industry boosters argue the U.S. is in a race with China for technological supremacy, and thus the sprint has existential stakes.
—Andrew R. Chow, Time, 19 Feb. 2026
And if this happens, get ready for other states to settle into partisan gridlock over board seats once commonly viewed merely as ceremonial rewards for boosters and fundraisers.
—Armand Alacbay, Washington Post, 17 Feb. 2026
The presence of a caring friend or relative triggers the release of feel-good endorphins, neurotransmitters in the brain that act as natural painkillers and mood boosters.
—Kyra Dahring, CNN Money, 14 Feb. 2026
See All Example Sentences for booster
Denise Chow, NBC news, 19 Feb. 2026
Advertisement Industry boosters argue the U.S. is in a race with China for technological supremacy, and thus the sprint has existential stakes.
—Andrew R. Chow, Time, 19 Feb. 2026
And if this happens, get ready for other states to settle into partisan gridlock over board seats once commonly viewed merely as ceremonial rewards for boosters and fundraisers.
—Armand Alacbay, Washington Post, 17 Feb. 2026
The presence of a caring friend or relative triggers the release of feel-good endorphins, neurotransmitters in the brain that act as natural painkillers and mood boosters.
—Kyra Dahring, CNN Money, 14 Feb. 2026
See All Example Sentences for booster
Recent Examples of Synonyms for booster
Noun
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While proponents say changes have made streets safer, critics suspect projects that reduce space for cars will only make traffic congestion worse — even after the construction disruptions end.—
Bruce Finley,
Denver Post,
29 Mar. 2026
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But the firm’s been arguably the leading proponent in America for making owners of the rank-in-file.—
Shawn Tully,
Fortune,
29 Mar. 2026
Noun
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In her concession statement, McDonnell said her campaign had been to provide Republican voters with a choice to fill the open seat, thanking her supporters.—
Joseph States,
Chicago Tribune,
25 Mar. 2026
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While Lamont and gun safety advocates strongly favor the measure, supporters of the Second Amendment have been pushing back in both oral and written testimony to the judiciary committee that included more than 180 comments written anonymously.—
Christopher Keating,
Hartford Courant,
25 Mar. 2026
Noun
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And these unlikely advocates are determined to use their voices for good.—
Lauren Clark,
CBS News,
29 Mar. 2026
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The underlying facts of the case are still to be ruled on, but the partial ruling on Friday was a big win for immigration advocates who had been fighting to shut down the controversial site.—
Claire Heddles,
Miami Herald,
28 Mar. 2026
Noun
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The young girl is reading at a 12th-grade level and mastering math concepts such as fractions, decimals and even exponents.—
Jasmine Viel,
CBS News,
28 Mar. 2026
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Among the most powerful exponents of this view are billionaires Peter Thiel and Marc Andreessen; both venture capitalists have their own investments in the nuclear energy sector and are influential Trump supporters.—
Avi Asher-Schapiro,
ProPublica,
24 Mar. 2026
Noun
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Neither the artist’s team nor local promoters have issued an official statement regarding the cancellation or the rescheduling of the Milan concert, or possible adjustments to the immediate tour schedule.—
Franchesca Guim,
Billboard,
26 Mar. 2026
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Local venue and promoter pre-sale will begin on March 25, with tickets going on sale on March 27.—
Payton Turkeltaub,
Variety,
25 Mar. 2026
Cite this Entry
“Booster.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/booster. Accessed 31 Mar. 2026.
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