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
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
Aside from scouting, sending messages or sentry duty, some dogs were trained for direct combat.
—Vic Verbalaitis, MSNBC Newsweek, 22 Aug. 2025
Rows of lights stood like sentries above, adorned with flat visors that guided the glow onto the action.
—Adithi Ramakrishnan, Twin Cities, 21 Aug. 2025
See All Example Sentences for sentry
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
Aside from scouting, sending messages or sentry duty, some dogs were trained for direct combat.
—Vic Verbalaitis, MSNBC Newsweek, 22 Aug. 2025
Rows of lights stood like sentries above, adorned with flat visors that guided the glow onto the action.
—Adithi Ramakrishnan, Twin Cities, 21 Aug. 2025
See All Example Sentences for sentry
Recent Examples of Synonyms for sentry
Noun
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The Raptors dared Mitchell to shoot early, with the former Raptors guard scoring the Heat’s first seven points and nine of the team’s first 12.—
Ira Winderman,
Sun Sentinel,
8 Apr. 2026
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Buchanon mainly played guard at FIU, but can also play center, where’s taken most of his reps with TCU this spring.—
Steven Johnson,
Fort Worth Star-Telegram,
8 Apr. 2026
Noun
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Police said officers remained at the school as a precaution and said there was no need for parents or guardians to respond before dismissal.—
Justin Muszynski,
Hartford Courant,
8 Apr. 2026
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While the breed’s protective instincts are part of its history as a working guardian dog, Fallon says that same quality can also feel empowering in her everyday life.—
Valerie Mesa,
PEOPLE,
7 Apr. 2026
Noun
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Jimenez, who works as a custodian, said that shopping at the non profit's market saves her family a lot of money.—
Michele Gile,
CBS News,
2 Apr. 2026
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Night custodians were finishing up their rounds.—
Literary Hub,
Literary Hub,
1 Apr. 2026
Noun
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The sheriff also said the warden had reached out regarding an allegation of an incident under the Prison Rape Elimination Act, but then did not call the department back to further investigate.—
Teri Figueroa,
San Diego Union-Tribune,
26 Mar. 2026
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On this gravelly, dusty, single lane, Bob Markle applied a pursuit trick that wardens learn early.—
Dave Duffey,
Outdoor Life,
26 Mar. 2026
Noun
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Precedent for this idea comes from Poland, where many cities already use freshwater mussels as living sentinels of water quality, wired with sensors that register when the animals clamp their shells shut in response to pollutants.—
IEEE Spectrum,
IEEE Spectrum,
31 Mar. 2026
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Above the Agency house, a hundred yards away, Fort King’s sentinels scanned the area.—
Literary Hub,
Literary Hub,
23 Feb. 2026
Noun
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Carroll keeper Sophie Adcock, who was superb in goal in the match, didn’t have a chance as Brundage buried it in the back of the net.—
Darren Lauber,
Fort Worth Star-Telegram,
5 Apr. 2026
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Reus took matters into his hands to tie the score six minutes later, putting a sharp right-footed shot on goal that Minnesota keeper Drake Callender parried away, then Reus jumped on the rebound with his left foot and lifted the ball over Callender, who was still on the ground.—
Los Angeles Times,
Los Angeles Times,
5 Apr. 2026
Cite this Entry
“Sentry.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sentry. Accessed 9 Apr. 2026.
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