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BNC: 16299 COCA: 18582

discontinuity

noun

dis·​con·​ti·​nu·​ity (ˌ)dis-ˌkän-tə-ˈnü-ə-tē How to pronounce discontinuity (audio)
-ˈnyü-
1
: lack of continuity or cohesion
2
3
a
: the property of being not mathematically continuous
a point of discontinuity
b
: an instance of being not mathematically continuous
especially : a value of an independent variable at which a function is not continuous

Example Sentences

There is a sense of discontinuity between the book's chapters. microscopic discontinuities in the connecting wires
Recent Examples on the Web The system showed that there was a discontinuity at a particular location in the waveguide/antenna communication system. Stephen Ibaraki, Forbes, 12 July 2022 Will the next 24 months create a discontinuity compared to the past year? Bernard Fraenkel, Forbes, 26 Apr. 2022 The book stands or falls on its assertion of a radical discontinuity between the antebellum and postbellum United States, but the author himself gives us evidence of continuity. Barton Swaim, WSJ, 25 Mar. 2022 The Goon Squad brilliantly hewed to a narrow band of emotions, principally disappointment, regret, shame, and unrequited longing, which were well served by the crosscutting and temporal discontinuity. Mark Greif, The Atlantic, 15 Mar. 2022 Fernando Pessoa’s childhood was filled with discontinuity and shifting identities. Damion Searls, The New Republic, 14 Sep. 2021 The project planned to study the Mohorovičić discontinuity, an important boundary layer between Earth's crust and mantle situated at an average depth of 49,000 feet (15,000 meters) beneath the continents. David Bressan, Forbes, 22 May 2021 On the spending side, a UBI (Universal Basic Income) would be a discontinuity—a gigantic step change in the size and type of spending, as well as changing the way the responsibility of government is perceived. Paul Swartz, Fortune, 23 May 2021 At the boundary between the inner and outer core, a.k.a. the Bullen discontinuity, bits of liquid iron and nickel from the outer core interact with material in the inner core and begin to rise. Jennifer Leman, Popular Mechanics, 10 Mar. 2021 See More

Word History

First Known Use

1570, in the meaning defined at sense 1

Time Traveler
The first known use of discontinuity was in 1570

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