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.

---

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

---

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

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

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 also forms the lateral walls of the upper nasal cavity.

From Textbooks ● Jun. 19, 2013

Located inside this portion of the ethmoid bone are several small, air-filled spaces that are part of the paranasal sinus system of the skull.

From Textbooks ● Jun. 19, 2013

In specimens from the Caribbean lowlands the nasals are long, wide, and narrowly separated from the ethmoid; the anterior edge is just posterior to the nostril.

From Neotropical Hylid Frogs, Genus Smilisca by William E. Duellman

Random Word

Spin the wheel and learn a new word!

---