ethmoid

eth·moid  (thmoid) also eth·moi·dal (th-moidl)

adj.

Of, relating to, or being a light spongy bone located between the orbits, forming part of the walls and septum of the superior nasal cavity, and containing numerous perforations for the passage of the fibers of the olfactory nerves.

n.

The ethmoid bone.

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[French ethmoïde, from Greek thmoeids, sievelike : thmos, strainer (from thein, to sift) + -oeids, -oid.]

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ethmoid [ˈɛθmɔɪd] Anatomy

adj also ethmoidal

(Life Sciences & Allied Applications / Anatomy) denoting or relating to a bone of the skull that forms part of the eye socket and the nasal cavity

n

(Life Sciences & Allied Applications / Anatomy) the ethmoid bone

[from Greek ēthmoeidēs like a sieve, from ēthmos sieve, from ēthein to sift]

Thesaurus

Noun

1.

ethmoid - one of the eight bones of the cranium; a small bone filled with air spaces that forms part of the eye sockets and the nasal cavity ethmoid bone bone, os - rigid connective tissue that makes up the skeleton of vertebrates braincase, brainpan, cranium - the part of the skull that encloses the brain