Origin: Anc Greek
μετά(=prefix meaning “after, next, behind or beyond”
+ (-φυση)/-physi(=-physis, noun of verb φύω=grow, germinate)
literally meaning “to grow next”
Metaphysis is the portion of growth between the epiphysis and diaphysis during development of a bone. At roughly 18 to 25 years of age, the metaphysis stops growing and completely ossifies into solid bone.