normal space

noun

A regular space with the additional property that for every disjoint pair of closed sets in that space, there is a disjoint pair of open sets which contain the closed sets, respectively.

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Meanings

nounnormal space (plural normal spaces)

plural normal spaces

  1. mathematicsA regular space with the additional property that for every disjoint pair of closed sets in that space, there is a disjoint pair of open sets which contain the closed sets, respectively.
Cite this entry
APA

normal space. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/normal%20space

MLA

“normal space.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/normal%20space. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “normal space,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/normal%20space.

Source: normal space on Wiktionary, CC BY-SA 4.0.