Online Google Dictionary

unfounded 中文解釋 wordnet sense Collocation Usage Collins Definition
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Having no foundation or basis in fact,
  1. Having no foundation or basis in fact
    • - her persistent fear that she had cancer was unfounded

  1. baseless: without a basis in reason or fact; "baseless gossip"; "the allegations proved groundless"; "idle fears"; "unfounded suspicions"; "unwarranted jealousy"
  2. Having no strong foundation; not based on solid reasons or facts
  3. (unfoundedly) In an unfounded way; without basis
  4. Term used to describe an allegation that is spurious or patently without factual basis.