1
as in to discover
to come to an awareness of
was immediately able to ascertain that the girl was uncomfortable talking about her life at home
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in to find
to come upon after searching, study, or effort
ascertained that their old colonial-era house had once functioned as a tavern
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of ascertain
By making the system-wide prompt publicly available, the public can help ascertain whether the instructions are on-target or off-target.
—
Lance Eliot,
Forbes.com,
27 May 2026
This may seem in stark opposition to the aforementioned acoustic piety, but these dueling approaches form a beautiful medley of opposites, placing all things human right alongside all things divine, as Christophe attempts to ascertain the nature of both.
—
Siddhant Adlakha,
Variety,
19 May 2026
Barber further added that the project aims to ascertain if humanoid robots in general can be part of a permanent renovation team, add value to the project, and operate safely in sites that are hectic by nature.
—
Abhishek Bhardwaj,
Interesting Engineering,
18 May 2026
Taylor believed there was an objectively correct productivity level that could be ascertained as certainly as gravity.
—
Literary Hub,
12 May 2026
See All Example Sentences for ascertain
Lance Eliot,
Forbes.com,
27 May 2026
This may seem in stark opposition to the aforementioned acoustic piety, but these dueling approaches form a beautiful medley of opposites, placing all things human right alongside all things divine, as Christophe attempts to ascertain the nature of both.
—
Siddhant Adlakha,
Variety,
19 May 2026
Barber further added that the project aims to ascertain if humanoid robots in general can be part of a permanent renovation team, add value to the project, and operate safely in sites that are hectic by nature.
—
Abhishek Bhardwaj,
Interesting Engineering,
18 May 2026
Taylor believed there was an objectively correct productivity level that could be ascertained as certainly as gravity.
—
Literary Hub,
12 May 2026
See All Example Sentences for ascertain
Recent Examples of Synonyms for ascertain
Verb
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In April, authorities say investigators with the California’s Contractors State License Board’s Statewide Investigative Fraud Team discovered online advertisements offering construction services that did not list a contractor license number.
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As the two form a close bond, Laila discovers there's some weird business going on within the house that threatens both of them.
Verb
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Ease off the accelerator - Step off the gas to slow down the vehicle until the tires find traction.
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His attorneys contend the containers found on Pino’s boat were collected from other friends’ vessels partying with them on the sandbar that day.
Verb
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The market is oversaturated, and Riley is a genius for not only recognizing that but realizing that all of these new DJs are going to need lawyers to negotiate their contracts.
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This young adult fantasy follows a 16-year-old who discovers a magical attack and realizes this new world of demons and mages has a connection to her mother’s death.
Verb
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Hawkins, 38, will end his 13-year run as Officer Kevin Atwater on the popular NBC show during the show's upcoming Season 14 in October, USA TODAY has learned.
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Sensors read a physiological signal, feed it back in real time, and the user learns to nudge it in a calmer direction.
Verb
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As adult influencers dominate online fashion culture, and tweens and teens see the same content as adults, there are fewer spaces for young people to develop styles of their own.
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Messi was trying to get a ball away from an Algerian player when he was seen digging his cleat into the back of the player’s calf.
Verb
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All surgical spaces, along with patient holding, registration and clinical offices, are now located on the same floor to streamline navigation and check-in for patients, families and clinicians.
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The Lathrop Police Department on Monday said officers arrested three suspects following an assault investigation at a business located roughly 15 minutes outside of Stockton.
Verb
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Imagine the outrage if Smith heard someone question how far an NFL team could go with a Black quarterback, Black head coach and Black general manager.
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Commissioners also changed the sound levels from 55 decibels to 65 DBA, a measurement used to measure sound at how humans hear the noise.
Verb
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Readiness is an ongoing practice, not a declaration, determined by daily interactions and the safety to be candid.
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Investigators later determined the teen had distant family members in Colorado.
Cite this Entry
“Ascertain.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ascertain. Accessed 5 Jul. 2026.
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