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

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

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

From Textbooks ● Jun. 19, 2013

Located just above the inferior concha is the middle nasal concha, which is part of the ethmoid bone.

From Textbooks ● Jun. 19, 2013

The ethmoid bone and lacrimal bone make up much of the medial wall and the sphenoid bone forms the posterior orbit.

From Textbooks ● Jun. 19, 2013

The ethmoid is broad, curved downward laterally, and solidly sutured to the frontoparietal.

From A Review of the Frogs of the Hyla bistincta Group by Duellman, William E.