as in guardian
a person or group that watches over someone or something
a lone sentinel kept watch over the fort
Synonyms & Similar Words
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Example Sentences
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Recent Examples of sentinel
There’s another important way that dogs can benefit the study of cancer—as environmental sentinels.
—
Knowable Magazine, Smithsonian Magazine, 16 July 2025
Mutu plants her bronze figures in the gardens like sentinels from another world.
—Lee Sharrock, Forbes.com, 30 June 2025
Conservationists Annemarie van Doorn and Luke Playford watch over the region like sentinels.
—Angus Watson, CNN Money, 25 June 2025
Ser Gareth ignored him, scanning the treeline where the ancient sentinels stood like silent watchers, their branches heavy with snow that had fallen three days past and showed no sign of melting.
—Kelsey Piper, Vox, 12 May 2025
See All Example Sentences for sentinel
Knowable Magazine, Smithsonian Magazine, 16 July 2025
Mutu plants her bronze figures in the gardens like sentinels from another world.
—Lee Sharrock, Forbes.com, 30 June 2025
Conservationists Annemarie van Doorn and Luke Playford watch over the region like sentinels.
—Angus Watson, CNN Money, 25 June 2025
Ser Gareth ignored him, scanning the treeline where the ancient sentinels stood like silent watchers, their branches heavy with snow that had fallen three days past and showed no sign of melting.
—Kelsey Piper, Vox, 12 May 2025
See All Example Sentences for sentinel
Recent Examples of Synonyms for sentinel
Noun
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Younger children must be registered by a parent or guardian and re-register upon turning 14.—
Robert Alexander,
MSNBC Newsweek,
13 Aug. 2025
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Thomas is now representing Kevin Hunter, who takes issue with no longer being paid severance from his divorce, in a lawsuit that looks to replace Morrissey as Williams’ guardian and a court order mandating a reassessment of money owed to him.—
Winston Cho,
HollywoodReporter,
12 Aug. 2025
Noun
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As a kid, Banham almost exclusively played point guard — a common trend among most guards in the pros.—
Julia Poe,
Chicago Tribune,
6 Aug. 2025
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Other exterior modifications, all of which have subtly been worked into the design, include side steps, grab handles to assist with entry and exit, mud flaps, a trunk liner, and a dog guard for the queen’s beloved pets.—
Bryan Hood,
Robb Report,
5 Aug. 2025
Noun
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Our government is the custodian of public trust and taxpayer funds and we as citizens have every right to insist on transparency and accountability.—
Reader Commentary,
Baltimore Sun,
3 Aug. 2025
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As custodians of the ultimate game of failure, baseball people are wired to fear the worst possible outcomes.—
Ian O'Connor,
New York Times,
1 Aug. 2025
Noun
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Paul forms his team with the help of Caretaker (Chris Rock) and coach Scarborough (Reynolds), but must overcome the warden trying to fix the game while playing for personal redemption.—
Skyler Trepel,
People.com,
30 July 2025
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The company was hired to provide operational support for the facility, including camp managers, wardens, corrections officers and other administrative staff.—
Miami Herald,
Miami Herald,
21 July 2025
Noun
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Isabella’s a keeper with an assistant-manager title in the near future.—
Eddie Mouradian,
Vulture,
7 Apr. 2025
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Wyatt Kaiser is 22 and looks like a keeper.—
Mark Lazerus,
New York Times,
7 Apr. 2025
Noun
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Effectively the solar cell allows the drone to act as a CCTV sentry during daylight hours, saving battery power for when a target is spotted.—
David Hambling,
Forbes.com,
2 July 2025
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The tree had long been a way marker and memory maker: a site of wedding proposals and remembrance ceremonies, a sentry in photos from one-in-a-lifetime family vacations, taped to fridges across the world.—
Amelia Nierenberg,
New York Times,
29 Apr. 2025
Cite this Entry
“Sentinel.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sentinel. Accessed 19 Aug. 2025.
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