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hyoid Syllabification: hy·oid
Pronunciation: /ˈhīˌoid/
Anatomy & Zoology

Definition of hyoid in English:


(also hyoid bone)
A U-shaped bone in the neck that supports the tongue.
Example sentences
  • In most vertebrates the hyoid supports the tongue, as it does in the snake-necked turtle.
  • I included all muscles associated with the jaws, tongue and hyoid, palate, and pharynx.
  • Freeing the tongue from the hyoid removes a limit on tongue excursion imposed by the basic architecture of the mammalian feeding apparatus.


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Of or relating to the hyoid bone or structures associated with it.
Example sentences
  • Speech requires flexibility of the upper airway, including laryngeal and hyoid mobility and separation of the hard palate from the epiglottis.
  • Again, we see that the mandibular and hyoid arches are developmentally different from the rest of the series.
  • The mechanism by which these fish capture prey involves upper jaw protrusion, lower jaw depression, hyoid depression, and cranial rotation.


Early 19th century: via French from modern Latin hyoïdes, from Greek huoeidēs 'shaped like the letter upsilon (υ)'.

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