deficiency
de
di
fi
ˈfɪ
fi
cien
ʃən
shēn
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efficiencyproficiencysufficiencyinefficiency

Definition & Meaning of "deficiency"in English

Deficiency
01

the condition of not having enough of something essential, expected, or required, whether in amount, quality, or strength 

Grammatical Information
Animacy status
Abstract
Composition
Compound
Countable
Plural form
deficiencies
Examples
The test showed a serious iron deficiency. 
02

a flaw, weakness, or shortcoming that reduces the effectiveness, quality, or completeness of something 

Examples
Her argument was convincing despite a few logical deficiencies. 
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