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sound - definition and synonyms


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adjective sound pronunciation in British English /saʊnd/
Word Forms
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  1. 1
    involving the use of good judgment, and therefore likely to be effective
    Administrators should make sure the programmes are legally sound.
    a sound decision
    1. a.
      reliable and sensible
      a sound business/company
      Firms wishing to take part in the programme must be able to show that they are financially sound.
  2. 2
    a sound understanding of basic teaching skills
  3. 3
    a sound heart
    be of sound body/mind: The jury found that Holman was of sound mind when he committed the murder.
  4. 4
    safe, or in good condition
    a sound building
    Investigators found the plane to be structurally sound.

derived word


noun [uncountable]


a meal served in the evening which consists of foods traditionally eaten at breakfast

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troll factory

a company that pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users

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