ethmoid

American  

[eth-moid] / ˈɛθ mɔɪd /

adjective

1. Also ethmoidal of or relating to a bone at the base of the cranium and the root of the nose, containing numerous perforations for the filaments of the olfactory nerve.

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noun

1. the ethmoid bone.

ethmoid British  

/ ˈɛθmɔɪd /

adjective

1. denoting or relating to a bone of the skull that forms part of the eye socket and the nasal cavity

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noun

1. the ethmoid bone

Other Word Forms

• postethmoid
  adjective

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Etymology

Origin of ethmoid

1735–45; < Greek ēthmoeidḗs sievelike; see -oid

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Example Sentences

See Examples For:

ethmoid

The eight cranial bones are the frontal bone, two parietal bones, two temporal bones, occipital bone, sphenoid bone, and the ethmoid bone.

From Textbooks ● Jun. 9, 2022

Figure 7.12 Ethmoid Bone The unpaired ethmoid bone is located at the midline within the central skull.

From Textbooks ● Jun. 19, 2013

A third bony plate, also part of the ethmoid bone, is the superior nasal concha.

From Textbooks ● Jun. 19, 2013

A small area of the ethmoid bone, consisting of the crista galli and cribriform plates, is located at the midline of this fossa.

From Textbooks ● Jun. 19, 2013

The moderate-sized nasals are separated medially and in broad contact with the ethmoid posteriorly.

From Systematic Status of a South American Frog, Allophryne ruthveni Gaige by John D. Lynch

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