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Meaning of Oxygen Revolution | Babel Free

Noun CEFR B2

Definitions

  1. A phenomenon in which a sustained increase in oxygen is observed.
    uncountable, usually
  2. Synonym of Great Oxygenation Event.
  3. A fundamental or revolutionary change involving oxygen.
    uncountable, usually

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

oxygen saturation oxygen stone oxygen tank oxygen tent oxygen therapy oxygen thief

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