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.

Some Democrats had privately dismissed rumors of his playboy lifestyle as unsubstantiated, according to people familiar with the conversations.

From The Wall Street Journal • Apr. 16, 2026

These claims were unsubstantiated as post-election polling shows that transgender policies are were often ranked low in priorities for surveyed voters.

From Salon • Apr. 5, 2026

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

IonQ told Barron’s, which was the first to report on the allegations, that the firm had made “false, misleading, and unsubstantiated claims.”

From Barron's • Feb. 25, 2026

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