What is the meaning of deficient?

Inadequate in amount or degree.
- usage: "a deficient education"; "deficient in common sense"; "lacking in stamina"; "tested and found wanting"
- synonyms: lacking, wanting
Of a quantity not able to fulfill a need or requirement.
- usage: "insufficient funds"
- synonyms: insufficient
Falling short of some prescribed norm.
- usage: "substandard housing"
- synonyms: inferior, substandard

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APA	WordNet. (2010). Deficient. Retrieved September 21, 2026, from http://smartdefine.org/deficient/definitions/1172119
Chicago	WordNet. 2010. "Deficient" http://smartdefine.org/deficient/definitions/1172119 (accessed September 21, 2026).
Harvard	WordNet 2010, Deficient, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/deficient/definitions/1172119>.
MLA	WordNet. "Deficient" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/deficient/definitions/1172119>

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