Valeriepieris circle

noun

A circle drawn over some geographic region containing over half of that region's population.

Meanings

nounValeriepieris circle (plural Valeriepieris circles)

plural Valeriepieris circles

  1. neologismgeographyA circle drawn over some geographic region containing over half of that region's population.

    Figure 3. Valeriepieris circles for the continental United States between 2000 and 2020 overlayed on 2020 population data.

    2023 December 13, Rudy Arthur, “Valeriepieris Circles for Spatial Data Analysis”, in Geographical Analysis, volume 56, Oxford, Oxfordshire: Wiley-Blackwell, →DOI, →ISSN, →OCLC, page 520

Origin

The concept was introduced by Reddit user u/valeriepieris in a post on r/MapPorn on May 5, 2013.

Full word history & related roots →
Cite this entry
APA

Valeriepieris circle. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Valeriepieris%20circle

MLA

“Valeriepieris circle.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Valeriepieris%20circle. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Valeriepieris circle,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Valeriepieris%20circle.

Source: Valeriepieris circle on Wiktionary, CC BY-SA 4.0.