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Showing results for well-founded.
Definitions

well-founded

[wel-foun-did] / ˈwɛlˈfaʊn dɪd /
ADJECTIVE
based on sound reasoning
Synonyms
WEAK
based on hard data based on hard facts factual proven rock solid solid substantiated

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.

It was for “history” that Freidenberg composed these notes, although she had well-founded doubt that they would be preserved.

From The Wall Street Journal • Apr. 24, 2026

But most current estimates of future inflation fall within a narrow range, giving us at least some confidence that the real yields based on those estimates are well-founded.

From MarketWatch • Apr. 8, 2026

It encapsulates the well-founded belief that starting a war is likely to create unforeseen evils greater than the evil of the status quo.

From Salon • Mar. 14, 2026

The big test comes Tuesday, when UnitedHealth reports third-quarter results and investors see whether Warren Buffett’s enthusiasm for the stock was well-founded.

From Barron's • Oct. 27, 2025

SNAPE: I’d say that the rumors of Hogwarts’s beloved Scorpion King losing his mind are well-founded.

From "Harry Potter and the Cursed Child" by J.K. Rowling