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

Etymology

Origin of ethmoid

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

Example Sentences

See Examples For:

ethmoid

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

From Textbooks ● Jun. 19, 2013

This portion of the ethmoid bone consists of two parts, the crista galli and cribriform plates.

From Textbooks ● Jun. 19, 2013

The lateral sides of the ethmoid bone form the lateral walls of the upper nasal cavity, part of the medial orbit wall, and give rise to the superior and middle nasal conchae.

From Textbooks ● Jun. 19, 2013

In the cranial cavity, the ethmoid bone forms a small area at the midline in the floor of the anterior cranial fossa.

From Textbooks ● Jun. 19, 2013

The needle had not entered the brain, but the ethmoid was very much injured.

From A Treatise on Sheep: The Best Means for their Improvement, General Management, and the Treatment of their Diseases. by Ambrose Blacklock