as in evidence
something presented in support of the truth or accuracy of a claim
the signature of a witness provides substantiation that a person's will is genuine
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of substantiation
Bottoms also thinks Trump won the 2020 presidential race and was the target of an FBI assassination plot, again without substantiation.
—
Krista Kafer, Denver Post, 28 May 2026
Additionally, consumer awareness of microplastic pollution is higher than brands realize, raising the stakes for fiber content disclosure, preferred fiber programs, and claims substantiation across the supply chain.
—Angela Velasquez, Footwear News, 27 Apr. 2026
One systematic review found no substantiation for the concept as a medical condition.
—Angela Haupt, Time, 24 Apr. 2026
Companies that lack a clear understanding of the FTC’s strict substantiation requirements may adopt such claims prematurely, increasing their exposure to enforcement.
—Alexandra Harrell, Sourcing Journal, 17 Mar. 2026
The smear sites have alleged, without substantiation, that targets engaged in — among other activities — extortion, embezzlement, prostitution, drug dealing and human trafficking.
—Gary Baum, HollywoodReporter, 11 Feb. 2026
Some companies may have responded to an initial notice without all of the substantiation required.
—Guinevere Moore, Forbes.com, 26 Jan. 2026
As with the seven other cases, the claim to have brought peace in Gaza lacks substantiation.
—Timothy Joseph, The Conversation, 21 Jan. 2026
Trump’s post did not include any substantiation for his claims.
—Alicia Wallace, CNN Money, 24 Aug. 2025
Krista Kafer, Denver Post, 28 May 2026
Additionally, consumer awareness of microplastic pollution is higher than brands realize, raising the stakes for fiber content disclosure, preferred fiber programs, and claims substantiation across the supply chain.
—Angela Velasquez, Footwear News, 27 Apr. 2026
One systematic review found no substantiation for the concept as a medical condition.
—Angela Haupt, Time, 24 Apr. 2026
Companies that lack a clear understanding of the FTC’s strict substantiation requirements may adopt such claims prematurely, increasing their exposure to enforcement.
—Alexandra Harrell, Sourcing Journal, 17 Mar. 2026
The smear sites have alleged, without substantiation, that targets engaged in — among other activities — extortion, embezzlement, prostitution, drug dealing and human trafficking.
—Gary Baum, HollywoodReporter, 11 Feb. 2026
Some companies may have responded to an initial notice without all of the substantiation required.
—Guinevere Moore, Forbes.com, 26 Jan. 2026
As with the seven other cases, the claim to have brought peace in Gaza lacks substantiation.
—Timothy Joseph, The Conversation, 21 Jan. 2026
Trump’s post did not include any substantiation for his claims.
—Alicia Wallace, CNN Money, 24 Aug. 2025
Recent Examples of Synonyms for substantiation
Noun
-
The pickup truck was towed as evidence.—
Jason Green,
Mercury News,
29 May 2026
-
Mahuna declined to say what evidence led investigators to identify Baker as a suspect.—
Tim Stelloh,
NBC news,
29 May 2026
Noun
-
However, Joyce Oen-Hsiao, MD, FACC, associate professor of cardiovascular medicine at the Yale School of Medicine, cautioned that studies have only found an association—not proof that mouthwash directly causes high blood pressure.—
Laura Bradley,
Health,
3 June 2026
-
The company said this achievement provides customers with clear proof of the aircraft’s ability to survive and avoid detection on complex battlefields.—
Sujita Sinha,
Interesting Engineering,
3 June 2026
Noun
-
Panish replayed for jurors testimony from Grossman’s daughter that, soon after the collision, Erickson arrived at the house smelling of alcohol.—
Richard Winton,
Los Angeles Times,
2 June 2026
-
During his testimony, the judge repeatedly reminded Left to answer the prosecutor’s questions directly and twice struck his responses from the record.—
Bloomberg,
Mercury News,
2 June 2026
Noun
-
Stifel felt that the story that most interested him — what was going through these peoples’ minds, including the killers — could only be fictionalized since there’s no documentation of what exactly went on in the bakery that led to the killings.—
Christopher Arnott,
Hartford Courant,
2 June 2026
-
Clarify the agreement, then let documentation protect everyone from selective memory.—
Tarot.com,
The Orlando Sentinel,
2 June 2026
Cite this Entry
“Substantiation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/substantiation. Accessed 4 Jun. 2026.
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