1

deficient

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adjective de·fi·cient \di-ˈfi-shənt\

Definition of deficient

  1. 1 :  lacking in some necessary quality or element <deficient in judgment>

  2. 2 :  not up to a normal standard or complement :  defective <deficient strength>

deficiently

adverb

Examples of deficient in a sentence

  1. Several bridges in the city are structurally deficient.

  2. <a diet deficient in calcium can lead to weak bones>

Origin and Etymology of deficient

Latin deficient-, deficiens, present participle of deficere to be wanting — more at defect


First Known Use: 1581


2

deficient

noun de·fi·cient

Definition of deficient

  1. :  one that is deficient <a mental deficient>

1906

First Known Use of deficient

1906


DEFICIENT Defined for English Language Learners

1

deficient

play
adjective de·fi·cient \di-ˈfi-shənt\

Definition of deficient for English Language Learners

  • : not having enough of something that is important or necessary

  • : not good enough : not as good as others


DEFICIENT Defined for Kids

deficient

play
adjective de·fi·cient \di-ˈfi-shənt\

Definition of deficient for Students

  1. :  lacking something necessary for completeness or health <Her diet is deficient in proteins.>


Medical Dictionary

1

deficient

play
adjective de·fi·cient \di-ˈfish-ənt\

Medical Definition of deficient

  1. 1:  lacking in some necessary quality or element <a deficient diet>

  2. 2:  not up to a normal standard or complement <deficient strength>

  3. 3:  having, relating to, or characterized by a genetic deletion


2

deficient

noun de·fi·cient

Medical Definition of deficient

  1. :  one that is deficient <a mental deficient>



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