mega-annums

A form of mega-annum — Synonym of megayear: a period of 1 million years.

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Meanings

noun
  1. pluralplural of mega-annum
Cite this entry
APA

mega-annums. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/mega-annums

MLA

“mega-annums.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/mega-annums. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “mega-annums,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/mega-annums.

Source: mega-annums on Wiktionary, CC BY-SA 4.0.