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Pronunciation varies by accent · adjective
(biology) Describing life on Earth that evolved before there was oxygen in the atmosphere.
Use preaerobic when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Preaerobic means (biology) Describing life on Earth that evolved before there was oxygen in the atmosphere.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use preaerobic where its definition matches the intended context.
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