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Pronunciation: e-pif'i-sis, -sez

Definition: A part of a long bone developed from a secondary center of ossification, distinct from that of the shaft, and separated at first from the latter by a layer of cartilage.

[G. an excrescence, fr. epi, upon, + physis, growth]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.