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unsound

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adjective un·sound \-ˈsau̇nd\

Simple Definition of unsound

  • : not based on truth or logic : not showing good judgment

  • : poorly built or in bad condition

Full Definition of unsound

  1. :  not sound: as a :  not healthy or whole <an unsound horse> b :  not mentally normal :  not wholly sane <of unsound mind> c :  not firmly made, placed, or fixed <structurally unsound> d :  not valid or true :  invalid, specious <unsound beliefs>

un·sound·ly play \-ˈsau̇n(d)-lē\ adverb

Examples of unsound

  1. The roof is structurally unsound.

  2. <disgruntled relatives tried to prove that the woman was of unsound mind when she made her will>



14th Century

First Known Use of unsound

14th century


Medical Dictionary

unsound

play
adjective un·sound \-ˈsau̇nd\

Medical Definition of unsound

  1. :  not sound: asa:  not healthy or whole <an unsound limb> <an unsound horse>b:  not mentally normal :  not wholly sane <of unsound mind>c:  not fit to be eaten <unsound food>

  2. un·sound·ness noun






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