deficiency

noun
de·​fi·​cien·​cy | \ di-ˈfi-shən-sē How to pronounce deficiency (audio) \
plural deficiencies

Definition of deficiency

1 : the quality or state of being defective or of lacking some necessary quality or element : the quality or state of being deficient : inadequacy suffers from a deficiency of critical thinking
2 : an amount that is lacking or inadequate : shortage staffing deficiencies : such as
a : a shortage of substances necessary to health a vitamin C deficiency hormone deficiencies
b genetics : deletion sense 2b(1)

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Examples of deficiency in a Sentence

The disease may be caused by nutritional deficiencies. The book's major deficiency is its poor plot. a deficiency of vitamin C There are several deficiencies in his plan. The accident was caused by deficiencies in the engine.
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Recent Examples on the Web That said, the stock underperformed as the biotech discontinued the development of a drug for alpha-1 antitrypsin deficiency last October. Trefis Team, Forbes, 3 Sep. 2021 Since the trust began processing claims six months ago, its staff found that about 60% had some deficiency when they were submitted, Trotter said. J.d. Morris, San Francisco Chronicle, 24 Aug. 2021 To compensate for this deficiency, GM will take $50 off the price of affected vehicles' MSRP. Sebastian Blanco, Car and Driver, 12 June 2021 The younger Van Zuydam told Fortune that even though the pandemic temporarily shuttered many of the company’s 650 shops in more than 40 countries, online sales more than made up for that deficiency. Eric J. Lyman, Fortune, 6 June 2021 The University of Sussex’s Baby Lab, which investigates how babies and toddlers perceive and understand color, has developed an iPad app to test for color vision deficiency in young children in an engaging way. Katie Deighton, WSJ, 18 May 2021 People who can make up for the deficiency are most attractive. Holiday Mathis, Arkansas Online, 14 May 2021 The reasons for the Spurs’ 3-point deficiency are myriad. Jeff Mcdonald, San Antonio Express-News, 9 May 2021 All eyes were on the future of space flight, but the growing field also had a glaring deficiency. Breeanna Hare, CNN, 9 May 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deficiency.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of deficiency

1603, in the meaning defined at sense 1

History and Etymology for deficiency

defici(ent) entry 1 + -ency

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Learn More About deficiency

Time Traveler for deficiency

Time Traveler

The first known use of deficiency was in 1603

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Dictionary Entries Near deficiency

deficience

deficiency

deficiency account

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Statistics for deficiency

Last Updated

14 Sep 2021

Cite this Entry

“Deficiency.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deficiency. Accessed 25 Sep. 2021.

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More Definitions for deficiency

deficiency

noun

English Language Learners Definition of deficiency

: a lack of something that is needed : the state of not having enough of something necessary
: a problem in the way something is made or formed

deficiency

noun
de·​fi·​cien·​cy | \ di-ˈfi-shən-sē How to pronounce deficiency (audio) \
plural deficiencies

Kids Definition of deficiency

: the condition of being without something necessary and especially something required for health a vitamin deficiency

deficiency

noun
de·​fi·​cien·​cy | \ di-ˈfish-ən-sē How to pronounce deficiency (audio) \
plural deficiencies

Medical Definition of deficiency

1 : a shortage of substances (as vitamins) necessary to health
2 : deletion

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deficiency

noun
de·​fi·​cien·​cy | \ di-ˈfi-shən-sē How to pronounce deficiency (audio) \
plural deficiencies

Legal Definition of deficiency

: an amount that is lacking or inadequate: as
a : the difference between the amount of tax owed and the amount of tax paid
b : the difference between the amount owed under a security agreement and the amount the creditor is able to recover upon default of the debtor by selling the collateral

More from Merriam-Webster on deficiency

Nglish: Translation of deficiency for Spanish Speakers

Britannica English: Translation of deficiency for Arabic Speakers

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