n.
Pronunciation: ˌ d ī -är- ' thr ō -s ə s
Function: noun
Inflected Form: plural -thro · ses \ - ˌ s ē z \
Etymology: New Latin, from Greek diarthr ō sis, from diarthroun to joint, from dia- + arthroun to fasten by a joint, from arthron joint ― more at ARTHR-
Date: 1578
1 : articulation that permits free movement
2 : a freely movable joint