Deficiency Definition & Meaning | Britannica Dictionary (original) (raw)

deficiency

/dɪˈfɪʃənsi/

noun

plural

deficiencies

deficiency

/dɪˈfɪʃənsi/

noun

plural

deficiencies

Britannica Dictionary definition of DEFICIENCY

1

:

a lack of something that is needed

:

the state of not having enough of something necessary

[count]

• The disease may be caused by nutritional deficiencies.
• The book's major deficiency is its poor plot.
• a deficiency of vitamin C

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[noncount]

• vitamin deficiency

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2

[count]

:

a problem in the way something is made or formed

• There are several deficiencies in his plan.
• The accident was caused by deficiencies in the engine.

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