Well-founded

adj

adj ·Uncommon ·College level

Definitions

Adjective
  1. 1
    Based on reasoning, evidence and good judgement.
  2. 2
    Properly substantiated.

    "After the crisis had passed, certain well-founded proposals were revived, and resulted in important additions to the railway network of the country."

  3. 3
    Of a binary relation: such that every non-empty subset of the relation's domain has a minimal element with respect to the relation.
Adjective
  1. 1
    based on sound reasoning or evidence wordnet

Synonyms

All synonyms
admissibleauthoritativebindingbulkycalculablecogent

Example

More examples

"When life has been well spent; when there is a conscience without reproach; when there is faith in the Saviour; when there is a well-founded hope of heaven, there can be nothing that should disquiet us."

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.