as in guardians
a person or group that watches over someone or something
a lone sentinel kept watch over the fort
Synonyms & Similar Words
Relevance
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of sentinels
By removing friction, letting AI handle the heavy lifting and investing in modern SAT/PST, leaders transform reluctant users into proactive sentinels.
—
Eyal Benishti, Forbes.com, 19 Sep. 2025
The satellite, Space Weather Follow-On L1 (SWFO-L1), is launching just in time, as scientists warn our aging fleet of solar sentinels is reaching the end of its life.
—Daisy Dobrijevic, Space.com, 19 Sep. 2025
The sentinels of conventional wisdom settled on the view that the Iraq invasion was one of the great own goals of American foreign policy, and that its beneficiary was Iran.
—Graeme Wood, The Atlantic, 2 Sep. 2025
The previous study had shown that CLNP changed the behavior of dendritic cells, specialized immune cells that act as the immune system’s sentinels, initiating and regulating immune responses.
—New Atlas, 6 Aug. 2025
Eyal Benishti, Forbes.com, 19 Sep. 2025
The satellite, Space Weather Follow-On L1 (SWFO-L1), is launching just in time, as scientists warn our aging fleet of solar sentinels is reaching the end of its life.
—Daisy Dobrijevic, Space.com, 19 Sep. 2025
The sentinels of conventional wisdom settled on the view that the Iraq invasion was one of the great own goals of American foreign policy, and that its beneficiary was Iran.
—Graeme Wood, The Atlantic, 2 Sep. 2025
The previous study had shown that CLNP changed the behavior of dendritic cells, specialized immune cells that act as the immune system’s sentinels, initiating and regulating immune responses.
—New Atlas, 6 Aug. 2025
Recent Examples of Synonyms for sentinels
Noun
-
The exemption for caring for a dependent now applies only to parents or guardians of children under 14, instead of under 18.—
Aliss Higham,
MSNBC Newsweek,
18 Oct. 2025
-
Our work with Halle Berry, who recently joined the Global Alliance for Women’s Health as Public Ambassador, showcases the sheer appetite and momentum that exists to redefine menopause and empower women to be the guardians of their own health.—
Emma Burleigh,
Fortune,
18 Oct. 2025
Noun
-
Lillard’s openness and willingness to help out a teenager, who Portland drafted out of high school in 2018 (24th overall), gave Simons an unusual opportunity to learn from one of the NBA’s best guards.—
Jay King,
New York Times,
16 Oct. 2025
-
But while supplementing the loss of three All-SEC-level guards, coach Todd Golden turned to the transfer portal, bringing in top-30 prospects Boogie Fland (Arkansas) and Xaivian Lee (Princeton).—
Noah White,
Miami Herald,
14 Oct. 2025
Noun
-
But cities tend to be where people go out looking for birds, trying to find them before the rats get them, or before custodians sweep them away.—
NPR,
NPR,
17 Oct. 2025
-
The most visible plans are those devised by the same international custodians who have engineered postwar order elsewhere in the Middle East.—
Mohammed R. Mhawish,
New Yorker,
14 Oct. 2025
Noun
-
Perhaps every club should put their keepers through finishing school.—
Phil Hay,
New York Times,
17 Oct. 2025
-
The zoo posted on Facebook Friday night that its keepers are seeking name suggestions, with people flooding the comment section with ideas.—
Bebe Hodges,
Cincinnati Enquirer,
6 Oct. 2025
Noun
-
The Clermont County Animal Shelter took possession of the animals after they were recovered by the wardens.—
Matthew Cupelli,
Cincinnati Enquirer,
4 Oct. 2025
-
In partnership with the West Virginia Division of Corrections, Smith trained over 230 sergeants in a single year, followed by sessions for lieutenants, captains, and wardens.—
Kevin Kruse,
Forbes.com,
17 Sep. 2025
Noun
-
Reenactors portraying British sentries were bum-rushed by a swarm of whooping Green Mountain Boys.—
Caity Weaver,
The Atlantic,
8 Oct. 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
Cite this Entry
“Sentinels.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sentinels. Accessed 22 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share