postsphenoidaladj.
/ˌpəʊs(t)sfᵻˈnɔɪdl/, U.S. /ˌpoʊs(t)ˌsfiˈnɔɪd(ə)l/ Anatomy.
Designating or relating to the postsphenoid.
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the world > life > the body > structural parts > bone or bones > skull > parts of skull > [adjective] > sphenoid bone > parts of or associated with
pterygoidal1694
pterygoid1732
pterygoidean1753
alisphenoid1847
alisphenoidal1847
postsphenoidal1853
presphenoidal1854
metafacial1878
1853 J. Leidy Anc. Fauna Nebraska 34 It is narrowest posteriorly, and gradually widens to the anterior portion of the squamous suture, where it descends to the wings of the postsphenoidal bone.
1859 Philos. Trans. 1858 (Royal Soc.) 148 878 This extension of the bone backwards in both the recent and fossil Sturgeon..is considered..to be effected by the calcification of the fibrous sheath of the basioccipital and postsphenoidal regions of the chorda dorsalis.
1875 Encycl. Brit. I. 823/2 The pre- and post-sphenoidal subdivision of the body of this bone.
1980 Gray's Anat. (ed. 36) iii. 326/1 The presphenoidal and postsphenoidal parts of the body fuse about the eighth month of intrauterine life.
1997 Amer. Jrnl. Med. Genetics 70 421 The postsphenoidal part of the sphenoid bone was small and irregular in the six cases where it could be examined.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).
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adj.1853