supereon

S1U1P3E1R1E1O1N1

noun

A time period encompassing more than one eon, principally used to characterize the Precambrian.

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Meanings

nounsupereon (plural supereons)

plural supereons

  1. geographyA time period encompassing more than one eon, principally used to characterize the Precambrian.

    Sometimes the Hadean, Archean and Proterozoic are lumped together in a supereon called the Precambrian.

    2015, Charles S. Cockell, Astrobiology: Understanding Life in the Universe, page 254

Origin

From super- + eon.

Full word history & related roots →

Rhymes & wordplay

Anagrams

peroneusunreposeesuprone
Cite this entry
APA

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

MLA

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

Chicago

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

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