semicontinuous

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adjective

(of a function) That it is continuous almost everywhere, except at certain points at which it is either upper semi-continuous or lower semi-continuous.

OriginEnglish continuous ← Latin sēmi- ← Proto-Indo-European *sēmi →
UncommonScrabble 18
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Meanings

adjectivesemicontinuous (not comparable)

alternative semi-continuous

  1. not comparablemathematics(of a function) That it is continuous almost everywhere, except at certain points at which it is either upper semi-continuous or lower semi-continuous.

Origin

  1. Proto-Indo-European*sem-
  2. Proto-Indo-European*sēmi
  3. Latinsēmi-
  4. Englishsemi-
  5. Englishcontinuous
  6. Englishsemicontinuous

From semi- + continuous.

Full word history & related roots →
Cite this entry
APA

semicontinuous. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/semicontinuous

MLA

“semicontinuous.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/semicontinuous. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “semicontinuous,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/semicontinuous.

Source: semicontinuous on Wiktionary, CC BY-SA 4.0.