noun ar·co·cen·trum \¦ärkō¦sen‧trəm\

Definition of arcocentrum

  1. :  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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Origin and Etymology of arcocentrum

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

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