unsubstantiated

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The author argues that Bovino’s inflammatory rhetoric and theatrical enforcement style backfired, with his unsubstantiated claim that slain ICU nurse Alex Pretti wanted to “massacre law enforcement” particularly damaging public perception of immigration enforcement efforts.

From Los Angeles Times • Mar. 27, 2026

At the event he gave sweeping, unsubstantiated advice on autism, such as insisting that pregnant women should "tough it out" and avoid Tylenol over an unproven link to autism -- statements slammed by scientists.

From Barron's • Mar. 10, 2026

Paul's fights are frequently accompanied by unsubstantiated claims they are "scripted".

From BBC • Dec. 19, 2025

In the MDL action against Merck & Co.’s painkiller Vioxx, almost a third of injury claims were unsubstantiated.

From The Wall Street Journal • Dec. 9, 2025

The critical issue is the quality of the purported evidence, rigorously and skeptically scrutinized—not what sounds plausible, not the unsubstantiated testimony of one or two self-professed eyewitnesses.

From "Cosmos" by Carl Sagan