ENGLISH DICTIONARY

Ill-founded

Definition, Meaning & Examples

Part of speech adjective

Quick meaning: Ill-founded is an adjective meaning Unsubstantiated, not based on fact or evidence.

Meaning

Unsubstantiated, not based on fact or evidence.

Example Sentences

ill-founded criticism
Optimism rose to a third peak in 1846, when the eagerness of investors to take up shares in new companies precipitated a financial panic in which many ill-founded schemes perished.
He said, the part of the sentence which stated that the court “having heard the evidence, and maturely and seriously considered the whole, are of opinion that the charge is malicious and ill-founded: […]”
In fact, for all of Morgan’s game dopiness and genius timing, the biggest laugh might come from famed particle physicist Brian Cox, who—after having to listen to yet another misguided and meandering anecdote about Cunk’s mate Paul, an ill-informed fount of knowledge for our title star—finally asks: “So what does Paul do?”

Synonyms for ill-founded

Depending on context, synonyms include ill-grounded, groundless, baseless, flimsy, unjustified.

Antonyms for ill-founded

Common opposites include well-grounded, well-founded.

Related Words

Related dictionary entries include groundless, ungrounded, unsubstantiated, unfounded, baseless, unjustified.

Related Dictionary Tools

Sources & Attribution

FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0

Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.