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.

Rumors — vague, unsubstantiated — were a source of incessant dirt-dishing among political insiders and also circulated extensively online.

From Los Angeles Times • Apr. 17, 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 government’s justifications for the probe “are so thin and unsubstantiated that the Court can only conclude that they are pretextual,” he wrote.

From The Wall Street Journal • Mar. 13, 2026

She is also in a quarrel with Erika Kirk over unsubstantiated claims of a conspiracy involving the US and Israeli governments in the killing of her husband.

From Barron's • Dec. 20, 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