deficit

noun

def·​i·​cit ˈde-fə-sət How to pronounce deficit (audio)
 British also  di-ˈfi-sət,
 or  ˈdē-fə-sət
1
a(1)
: deficiency in amount or quality
a deficit in rainfall
(2)
: a lack or impairment in an ability or functional capacity
cognitive deficits
a hearing deficit
b
: disadvantage
scored two runs to overcome a 2–1 deficit
2
a
: an excess of expenditure over revenue
facing a deficit of $3 billion
raise taxes to help reduce the budget deficit
b
: a loss (see loss sense 4b) in business operations
the year's operating deficit

Examples of deficit in a Sentence

The government is facing a deficit of $3 billion. We will reduce the federal budget deficit. The team overcame a four-point deficit to win the game. She has a slight hearing deficit in her left ear.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The Gators capped their magical season by rallying from a 12-point deficit against Houston. Walter Villa, Miami Herald, 13 Apr. 2025 Eliminating it isn’t going to make a dent in America’s $2 trillion deficit. The Editorial Board, Chicago Tribune, 13 Apr. 2025 To get to the Final Four, Florida rallied from a nine-point deficit with less than three minutes left to eliminate Texas Tech, 84-79. Walter Villa, Miami Herald, 13 Apr. 2025 Corey Conners, who went from a five-shot deficit to one shot behind McIlroy in a span of three holes on this wild Saturday, closed with eight straight pars for a 70. Doug Ferguson, Chicago Tribune, 13 Apr. 2025 See All Example Sentences for deficit

Word History

Etymology

borrowed from French déficit, going back to Middle French, "item lacking in an inventory," borrowed from Latin dēficit "it is lacking," 3rd person singular present indicative of dēficere "to be lacking, run short, fail" — more at deficient

First Known Use

1782, in the meaning defined at sense 1a(1)

Time Traveler
The first known use of deficit was in 1782

Cite this Entry

“Deficit.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deficit. Accessed 18 Apr. 2025.

Kids Definition

deficit

noun
def·​i·​cit ˈdef-ə-sət How to pronounce deficit (audio)
: a deficiency in amount
especially : an excess of expenses over income

Medical Definition

deficit

noun
de·​fi·​cit
ˈdef-(ə-)sət; British also di-ˈfis-ət, ˈdē-fə-sət
: a deficiency of a substance
a potassium deficit
also : a lack or impairment of a functional capacity
cognitive deficits

More from Merriam-Webster on deficit

Last Updated: - Updated example sentences
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