upper boundaries

A form of upper boundary — The most ancient time encompassed by a given period of time.

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Meanings

noun
  1. pluralplural of upper boundary
Cite this entry
APA

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

MLA

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

Chicago

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

Source: upper boundaries on Wiktionary, CC BY-SA 4.0.