gomphosis

gom·pho·sis  (gm-fss)

n. pl. gom·pho·ses (-sz)

A type of immovable articulation, as of a tooth inserted into its bony socket.

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[Greek gomphsis, from gomphoun, to fasten with bolts, from gomphos, bolt; see gembh- in Indo-European roots.]

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gomphosis [gɒmˈfəʊsɪs]

n pl -ses [-siːz]

(Life Sciences & Allied Applications / Anatomy) Anatomy a form of immovable articulation in which a peglike part fits into a cavity, as in the setting of a tooth in its socket

[from New Latin, from Greek gomphoein to bolt together, from gomphos tooth, peg]

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gomphosis

an immovable joint, the bone being fixed in its socket in such a way that it does not move.

See also: Bones