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

Examples of discontinuity in a Sentence

There is a sense of discontinuity between the book's chapters. microscopic discontinuities in the connecting wires
Recent Examples on the Web The name was a play on the Mohorovičić discontinuity, or Moho, which defines the boundary between the crust and mantle. Quanta Magazine, 4 Jan. 2024 For all its jangly discontinuities, the current work (all untitled) feels newly grounded. Nancy Princenthal, New York Times, 24 Jan. 2024 During times of discontinuity, this model provides support with best practices for local boards to conduct performance reviews and evaluation of the college president. Michael Horowitz, Forbes, 24 Jan. 2023 The September 11 attacks are one of those events -- like Pearl Harbor, the 1929 stock-market crash, or the fall of the Berlin Wall -- that marks a sharp discontinuity not only in our history, but in how people who lived through those events understood the world around them. Dan McLaughlin, National Review, 11 Sep. 2023 This trait formed what Ella and I came to call a telescoping process, with parts stretching back across time, marking the discontinuity between past and present, and then collapsing it. Rebecca J. Lester, Scientific American, 16 May 2023 Furthermore, the Covid-19 crisis has created many pricing discontinuities, which can offer attractive trading opportunities. Trefis Team, Forbes, 17 Mar. 2023 The first attempt at gathering a core sample like this dates back to 1957 with Project Mohole—a reference to the Mohorovičić discontinuity, or Moho, which is a boundary between the Earth’s crust and mantle. Darren Orf, Popular Mechanics, 8 June 2023 This discontinuity, called the Moho, is now recognized as the line between Earth’s crust and its mantle. Carolyn Y. Johnson, Anchorage Daily News, 6 June 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'discontinuity.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1570, in the meaning defined at sense 1

Time Traveler
The first known use of discontinuity was in 1570

Dictionary Entries Near discontinuity

Cite this Entry

“Discontinuity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/discontinuity. Accessed 25 Apr. 2024.

More from Merriam-Webster on discontinuity

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!