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sphenoid

[ sfee-noid ]

adjective

  1. being in the shape of a wedge; wedge-shaped.
  2. Anatomy. of or relating to the compound bone of the base of the skull, at the roof of the pharynx.


noun

  1. Anatomy. the sphenoid bone.

sphenoid

/ ˈsfiːnɔɪd /

adjective

  1. wedge-shaped
  2. of or relating to the sphenoid bone
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


noun

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Other Words From

  • post·sphenoid adjective
  • pre·sphenoid adjective
  • sub·sphenoid adjective
  • subsphe·noidal adjective
  • super·sphenoid adjective
  • super·sphe·noidal adjective
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Word History and Origins

Origin of sphenoid1

1725–35; < New Latin sphēnoīdēs < Greek sphēnoeidḗs. See sphen-, -oid
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Example Sentences

Tapeisocephaly (low head) is due to synostosis of the great wings of the sphenoid with the frontal.

The sphenoid condyles, seen in posterior view, issue from the dorsal margin of the notochordal socket.

It lies opposite the upper part of the ali-sphenoid, where it articulates with the parietal and squamous-temporal.

The most regular and beautiful forms, and the ones that are commonest in our racial stocks are the ellipsoid, ovoid and sphenoid.

These cavities are bounded superiorly by the sphenoid and 390 ethmoid bones; inferiorly, by the hard palate.

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sphenographysphenoid bone