Definition of well founded in US English:

well founded


  • (especially of a suspicion or belief) based on good evidence or reasons.

    ‘their apprehensions were well founded’
    • ‘In the end, his fears proved well-founded, although trouble would next emerge from a different quarter.’
    • ‘There are very real and probably well-founded reasons for not being so easily moved.’
    • ‘The doctor in charge of the case duly informed the social worker and the police of her well-founded suspicions.’
    • ‘What do you mean by a well-founded suspicion if you do not simply mean a reasonable suspicion?’
    • ‘Each found the other's intelligence and well-founded opinions refreshing and they began to talk.’
    • ‘Visits to public places revealed that grievances of the physically disabled people are legitimate and well-founded.’
    • ‘I have no doubt that the Chief Constable's opinion is well-founded.’
    • ‘Accordingly, it does not yield knowledge, if knowledge involves understanding and not just well-founded conviction.’
    • ‘But that would only reinforce well-founded opinions that I long ago used up any ideas of my own.’
    • ‘And so he realized their skepticism was only natural, their suspicions well-founded.’
    • ‘A requirement that the defendant's belief be well-founded is ambiguous.’
    • ‘Dubai's modern reputation as a city in which to shop in has a well-founded base since the early days of trade.’
    • ‘If it is a well-founded objection, then that will bring the proceedings to an end immediately.’
    • ‘I am only saying that the society where they live is pervaded by a deep sense of mutual distrust and suspicion, which are well-founded.’
    • ‘Either the judge read this carefully and thinks the order is well-founded, in which case he isn't a very smart judge.’
    • ‘There is plenty of evidence that such suspicions are at least partially well-founded.’
    justifiable, justified, warranted, legitimate, defensible, supportable, sustainable, tenable, well grounded, valid, admissible, allowable, understandable, excusable, warrantable, acceptable, reasonable, logical, sensible, sound, just, bona fide, genuine, plausible, credible, believable
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well founded