- Also hy·oi·dal, hy·oi·de·an. noting or pertaining to a U-shaped bone at the root of the tongue in humans, or a corresponding bone or collection of bones in animals.
- the hyoid bone.
Origin of hyoid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for hyoidean
The hyoidean cornua are very strong curved bones, the chord of whose arc measures 31/2 inches.
- of or relating to the hyoid bone
- the horseshoe-shaped bone that lies at the base of the tongue and above the thyroid cartilage
- a corresponding bone or group of bones in other vertebrates
C19: from New Latin hӯoïdes, from Greek huoeidēs having the shape of the letter upsilon, from hu upsilon + -oid
Word Origin and History for hyoidean
1811, from French hyoïde (16c.), from Modern Latin hyoides, from Greek hyoeides "shaped like the letter U," from hu "letter U" (in later Greek called upsilon) + -oeides "like" (see -oid).
Online Etymology Dictionary, © 2010 Douglas Harper
- Shaped like the letter U.
- Of or relating to the hyoid bone.
- The hyoid bone.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.