as in guard
a person or group that watches over someone or something
a sentry posted to watch for intruders
Synonyms & Similar Words
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Example Sentences
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Recent Examples of sentry
Police had taped off several square blocks around Sixth Street, while local police and federal agents, including ATF agents were at the site, according to Austin police serving as sentries.
—
ABC News, 1 Mar. 2026
Kochab is the brighter of the two outer stars in the bowl of the Little Dipper (the other being Pherkad), which seem to march in a circle like sentries around Polaris, the North Star.
—Joe Rao, Space.com, 14 Dec. 2025
The pair later designed pieces for various regiments of the Royal Guards, the sentries protecting Buckingham Palace and St James’s Palace in London.
—Oscar Holland, CNN Money, 6 Nov. 2025
Reenactors portraying British sentries were bum-rushed by a swarm of whooping Green Mountain Boys.
—Caity Weaver, The Atlantic, 8 Oct. 2025
See All Example Sentences for sentry
ABC News, 1 Mar. 2026
Kochab is the brighter of the two outer stars in the bowl of the Little Dipper (the other being Pherkad), which seem to march in a circle like sentries around Polaris, the North Star.
—Joe Rao, Space.com, 14 Dec. 2025
The pair later designed pieces for various regiments of the Royal Guards, the sentries protecting Buckingham Palace and St James’s Palace in London.
—Oscar Holland, CNN Money, 6 Nov. 2025
Reenactors portraying British sentries were bum-rushed by a swarm of whooping Green Mountain Boys.
—Caity Weaver, The Atlantic, 8 Oct. 2025
See All Example Sentences for sentry
Recent Examples of Synonyms for sentry
Noun
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Along with Plum’s foul trouble, starting point guard Erica Wheeler finished with five fouls.—
Marisa Ingemi,
Los Angeles Times,
16 June 2026
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The 20 hours of financial and maintenance training are designed to make sure new homeowners can handle the long-term costs of ownership — property taxes, repairs, insurance — that often catch first-time buyers off guard.—
Kamal Morgan,
Fort Worth Star-Telegram,
16 June 2026
Noun
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Day had been assigned as King's legal guardian after his grandmother had a stroke, and he was later placed with the Department of Human Services after Day gave him up.—
JT Moodee Lockman,
CBS News,
17 June 2026
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Bewildered by the change, Emily scrambles to restore their bond, implausibly teaching herself piano in a bid to impress her guardian.—
Natalia Winkelman,
Variety,
16 June 2026
Noun
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The college currently consists of 11 officers of arms, who undertake the genealogical research and act as custodians of the records.—
Helen Lewis,
The Atlantic,
9 June 2026
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Obama stopped by the Jackson Park facility to hear personal stories from custodians, security guards, visitor services staffers, and more.—
Todd Feurer,
CBS News,
8 June 2026
Noun
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Including regular hours and overtime, CRS billed the state $496,080 to pay the annual salary of a camp manager, $959,088 for an assistant camp manager, and $687,856 for a warden.—
Eric Schlosser,
The Atlantic,
4 June 2026
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The most unique room is the Beyzade Suite—the former warden’s room—set on two stories with a magnificent arched window that sits right above the hotel’s entrance, giving you the best views of the comings and goings.—
Condé Nast,
Condé Nast Traveler,
2 June 2026
Noun
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Dozens of health organizations and research groups have formed an independent surveillance network to track the presence of dangerous pathogens in community wastewater—a sentinel for potential outbreaks.—
Lauren J. Young,
Scientific American,
10 June 2026
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Here and there, fire, wind, and flood would have broken the forest into a mosaic of old and new, grass and forest, shrubs and sentinels.—
Literary Hub,
Literary Hub,
10 June 2026
Noun
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The keeper could do nothing but flail and then turn and scream in frustration at his defense’s failings at the crucial moment.—
Kyle Feldscher,
CNN Money,
17 June 2026
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In early modernity, women were the keepers of this obsessive temporality of attention—of the current of time that flows beneath event, beneath change.—
Literary Hub,
Literary Hub,
16 June 2026
Cite this Entry
“Sentry.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sentry. Accessed 19 Jun. 2026.
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