diaphysis

diaphysis /di·aph·y·sis/ (di-af´i-sis) pl. diaph´yses   [Gr.]

1. the shaft of a long bone, between the epiphyses.

2. the portion of a long bone formed from a primary center of ossification.

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di·aph·y·sis (d-f-ss)

n. pl. di·aph·y·ses (-sz)

The shaft of a long bone.

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dia·physi·al (d-fz-l), di·aphy·seal (d-f-sl, d-fz-l) adj.

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diaphysis (diaf´isis),

n the shaft of a long bone.

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diaphysis

pl. diaphyses.

1. the portion of a long bone between the ends or extremities, which are usually articular, and wider than the shaft; it consists of a tube of compact bone, enclosing the medullary cavity. Called also shaft.

2. the portion of a bone formed from a primary center of ossification.