Found 2 items, similar to ethmoid bone.
English → English (WordNet) Definition: ethmoid bone ethmoid bone n : 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 [syn: ethmoid]
English → English (gcide) Definition: Ethmoid bone Ethmoid \Eth"moid\, Ethmoidal \Eth*moid"al\, a. [Gr. ? like a sieve; ? sieve + ? from: cf. F. ethmo["i]de, ethmo["i]dal.] (Anat.) (a) Like a sieve; cribriform. (b) Pertaining to, or in the region of, the ethmoid bone. [1913 Webster] Ethmoid bone (Anat.), a bone of complicated structure through which the olfactory nerves pass out of the cranium and over which they are largely distributed. [1913 Webster]