oxygen revolution
A phenomenon in which a sustained increase in oxygen is observedA phenomenon in which a sustained increase in oxygen is observed.
Meaning
2 senses(uncountable, usually)A phenomenon in which a sustained increase in oxygen is observed.
(uncountable, usually)A fundamental or revolutionary change involving oxygen.
Forms
plural: oxygen revolutions| Singular | oxygen revolution |
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uncountable
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable