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arcocentrum

noun
ar·​co·​cen·​trum | \¦ärkō¦sen‧trəm\

Definition of arcocentrum 

: a centrum of a vertebra formed of basal parts or segments of the neural and hemal arches more or less modified and fused together — compare chordacentrum

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History and Etymology for arcocentrum

New Latin, from arco- (from Latin arcus bow) + centrum

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