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sound

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adjective American English pronunciation: sound /saʊnd/ 
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adjectivesound
comparativesounder
superlativesoundest
 
  1. 1
    involving the use of good judgment, and therefore likely to be effective

    Administrators should make sure the programs are legally sound.

    a sound decision

    1. a.
      reliable and sensible

      a sound business/company

      Firms wishing to take part in the program must be able to show that they are financially sound.

  2. 2
    thorough

    a sound understanding of basic teaching skills

  3. 3
    healthy

    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 airplane to be structurally sound.

derived word

soundness

noun [uncountable]

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