oxygenation event

noun

In the Earth's past, the biological and chemical process where organisms, primarily cyanobacteria, started releasing large amounts of oxygen through photosynthesis.

Similar
Great Oxygenation Event
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Meanings

oxygenation event1

nounoxygenation event (plural oxygenation events)

plural oxygenation events

  1. biologyIn the Earth's past, the biological and chemical process where organisms, primarily cyanobacteria, started releasing large amounts of oxygen through photosynthesis.

Oxygenation Event2

proper nounthe Oxygenation Event
  1. Synonym of Great Oxygenation Event.

    Synonyms: Great Oxygenation Event

Synonyms & antonyms

proper nounSynonym of Great Oxygenation Event.

Similar
Great Oxygenation Event
Also see
great oxygenation event
Cite this entry
APA

oxygenation event. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/oxygenation%20event

MLA

“oxygenation event.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/oxygenation%20event. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “oxygenation event,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/oxygenation%20event.

Source: oxygenation event on Wiktionary, CC BY-SA 4.0.