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Medical Term:


Pronunciation: gom-fō′sis


  1. A form of fibrous joint in which a peglike process fits into a hole, as the root of a tooth into the socket in the alveolus.
  2. The hollow part of a joint; the excavation in one bone of a joint that receives the articular end of the other bone.

Synonym(s): socket1, peg-and-socket articulation, peg-and-socket joint

[G. gomphos, bolt, nail, + -osis, condition]