open rectangle

noun

A rectangle in the real plane which is an open set: i.e., which does not contain its edges. If the sides of the open rectangle are parallel to the plane's axes, then the open rectangle can be described as the Cartesian product of two open intervals.

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Meanings

nounopen rectangle (plural open rectangles)

plural open rectangles

  1. mathematicsA rectangle in the real plane which is an open set: i.e., which does not contain its edges. If the sides of the open rectangle are parallel to the plane's axes, then the open rectangle can be described as the Cartesian product of two open intervals.
Cite this entry
APA

open rectangle. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/open%20rectangle

MLA

“open rectangle.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/open%20rectangle. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “open rectangle,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/open%20rectangle.

Source: open rectangle on Wiktionary, CC BY-SA 4.0.