Usually means: Based on weak or false premises.
Definitions Related words Mentions
We found 13 dictionaries that define the word ill-founded:

General (12 matching dictionaries)
  1. ill-founded: Oxford Learner's Dictionaries
  2. ill-founded: American Heritage Dictionary of the English Language
  3. ill-founded, ill-founded: Collins English Dictionary
  4. ill-founded: Wordnik
  5. ill-founded: Wiktionary
  6. ill-founded: Webster's New World College Dictionary, 4th Ed.
  7. ill-founded: The Wordsmyth English Dictionary-Thesaurus
  8. ill-founded: Infoplease Dictionary
  9. ill-founded: Dictionary.com
  10. ill-founded: TheFreeDictionary.com

Business (1 matching dictionary)
  1. ill-founded: Legal dictionary

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Definitions from Wiktionary (
)
American English Definition British English Definition
▸ adjective:  Unsubstantiated, not based on fact or evidence.

Similar:
unfounded, insubstantiated, insubstantive, unanchored, unsubstantiate, unsupported, unevidenced, unsubstantiable, insubstantiable, false, more...

Opposite:
well-founded, valid, sound, justified

▸ Words similar to ill-founded

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▸ Popular nouns described by ill-founded

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▸ Rhymes of ill-founded

▸ Invented words related to ill-founded

Similar:
unfounded, insubstantiated, insubstantive, unanchored, unsubstantiate, unsupported, unevidenced, unsubstantiable, insubstantiable, false, more...

Opposite:
well-founded, valid, sound, justified



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