What does "discontinuity" mean?

A lack of continuity, regularity or sequence; a break or gap.

How do you pronounce "discontinuity"?

Pronounced //ˌdɪs.kɒn.tɪˈnjuːɪ.ti//.

Common synonyms include: about face, about-face, abstraction, accommodation, adaptation, adjustment.

/ˌdɪs.kɒn.tɪˈnjuːɪ.ti/ noun

noun ·Common ·High school level

Noun

1
A lack of continuity, regularity or sequence; a break or gap.
"structural discontinuity"
2
lack of connection or continuity wordnet
3
A point in the range of a function at which it is undefined or discontinuous.
4
a subterranean interface at which seismic velocities change

"The data shows a clear discontinuity in temperature around 1990."

From Late Latin discontinuitās, from discontinuus, equivalent to dis- + continuity.