insufficiency
Americannoun
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deficiency in amount, force, power, competence, or fitness; inadequacy.
insufficiency of supplies.
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an instance of this.
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inability of an organ or other part of the body to function normally.
cardiac insufficiency.
noun
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Also called: insufficience. the state of being insufficient
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pathol failure in the functioning of an organ, tissue, etc
cardiac insufficiency
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of insufficiency
First recorded in 1375–1425; late Middle English word from Late Latin word insufficientia. See insufficient, -ency
Vocabulary lists containing insufficiency
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
The researchers found that vitamin D insufficiency was common in both groups studied.
From Science Daily ● Jun. 24, 2026
What’s more, the information on food insufficiency was self-reported and could be inaccurate.
From MarketWatch ● Jun. 10, 2026
He went to Walter Reed three times last year, including a trip to address the swelling of his lower legs, which his doctor diagnosed as chronic venous insufficiency.
From The Wall Street Journal ● May 31, 2026
The applications of no case to answer, made by the defence at the conclusion of the prosecution case, were based on insufficiency of evidence.
From BBC ● Feb. 27, 2026
I'd filed a lengthy brief that documented the insufficiency of the evidence and raised every legal deficiency in the trial that I could identify.
From "Just Mercy" by Bryan Stevenson
In it, he asked in a general, spiritual way, that God would welcome him to internal life "despite all my sins and insufficiencies".
From Reuters ● Jan. 1, 2023
The script’s insufficiencies are softened by the company’s attitude — warm and inclusive — toward the audience.
From New York Times ● Dec. 14, 2022
As a consequence of its insufficiencies, Congress has made five amendments to the act, and has had repeatedly extend its provisions.
From Salon ● Jun. 13, 2021
Do you have something specific you point to as causing these insufficiencies in the marketplace?
From Slate ● Mar. 26, 2020
Barack and I were focused on only our faults and insufficiencies, seeing them reflected in that drab room and thrown-together party.
From "Becoming" by Michelle Obama
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
