deficit

noun

def·​i·​cit ˈde-fə-sət How to pronounce deficit (audio)
British also di-ˈfi-sət
or ˈdē-fə-sət
Synonyms of deficitnext
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 Indians erased an early 3-0 deficit with 3 runs in the second and 4 in the fourth. Darren Lauber, Fort Worth Star-Telegram, 1 Apr. 2026 Gilgeous-Alexander scored six straight points to cut the deficit to 97-96 and Jaylin Williams, who missed his first five shots, drained a corner 3-pointer to tie the game at 99. ABC News, 31 Mar. 2026 Brown, who scuffled as a shooter for most of the game, caught fire late with two 3-pointers and an and-one midrange jumper that cut Boston’s deficit to eight with just over a minute remaining. Zack Cox, Boston Herald, 31 Mar. 2026 In the latter win, the Dodgers reversed a 2-0 sixth-inning deficit, scoring once in the sixth and then getting a clutch two-out, two-run home run from Will Smith in the bottom of the eighth to take a 3-2 lead. Kilty Cleary, MSNBC Newsweek, 31 Mar. 2026 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 5 Apr. 2026.

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

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