discontinuity

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Pronunciation

• (RP) IPA: /ˌdɪskɒntɪˈnjuːɪti/
• (GA) IPA: /ˌdɪskɑntɪˈnuːɪti/

Noun

discontinuity (plural discontinuities)

1. A lack of continuity, regularity or sequence; a break or gap. [from 16th c.]
   • 2012, George Dyson (science historian), Turing's Cathedral, Penguin 2013, p. 57:

     Shock waves are sudden discontinuities propagated in compressible media – usually air.

2. (mathematics) A point in the range of a function at which it is undefined or discontinuous. [from 19th c.]
3. (geology) a subterranean interface at which seismic velocities change

Translations

• German: Diskontinuität

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