millionennia

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A form of millionennium — Synonym of mega-annum: a period of time consisting of one million years.

Scrabble 14
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Meanings

noun
  1. pluralplural of millionennium
Cite this entry
APA

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

MLA

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

Chicago

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

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