diaphysis

Term: diaphysis (shaft)

Origin: Anc Greek

δια-/dia(=prefix meaning through, apart) > probably from the root δις/dis(=twice)

+ (-φυση)/-physi(=-physis, noun of verb φύω=to grow, to germinate)

literally meaning “to grow between”

Definition:

Diaphysis is the shaft of a long bone between the growing ends named epiphyses.