Definition of sella in English:

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Pronunciation: /ˈsɛlə/
(in full sella turcica /ˈtəːkɪkə/)

noun (plural sellae /ˈsɛliː/ or sellae turcicae /ˈtəːkɪkiː/)

A depression in the sphenoid bone, containing the pituitary gland.
Example sentences
  • The basisphenoid bears a deep, central depression at this point called the sella turcica or pituitary fossa.
  • The superior part of the dorsum sellae may be a separate bone or it may be joined to the petrous portion of the temporal bone.
  • Behind the dorsum sellae is a shallow depression, the clivus, which slopes obliquely backward, and is continuous with the groove on the basioccipital (basilar portion of the occipital bone).


Late 17th century: from Latin, 'saddle', (in full) 'Turkish saddle'.

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