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/æpnjuːˈmætɪk/ · adjective
(medicine) Devoid of air; free from air, or effected by or with exclusion of air..
an apneumatic lung
an apneumatic operation
Use apneumatic when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Apneumatic means (medicine) Devoid of air; free from air, or effected by or with exclusion of air..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
an apneumatic lung
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