diarthrosis


di·ar·thro·sis

noun \ˌdī-är-ˈthrō-səs\
plural di·ar·thro·ses\-ˌsēz\

Definition of DIARTHROSIS

1
: articulation that permits free movement
2
: a freely movable joint

Origin of DIARTHROSIS

New Latin, from Greek diarthrōsis, from diarthroun to joint, from dia- + arthroun to fasten by a joint, from arthron joint — more at arthr-
First Known Use: 1578

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