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/ˌæ.bæpˈtɪs.tɒn/ · noun
(medicine) A trepan having a conical shape so that injurious penetration of the brain is impossible..
Use abaptiston when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Abaptiston means (medicine) A trepan having a conical shape so that injurious penetration of the brain is impossible..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use abaptiston where its definition matches the intended context.
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