ethmoidal air cells

noun plural

Medical Definition of ethmoidal air cells

: the cavities in the lateral masses of the ethmoid bone that are partly completed by adjoining bones and communicate with the nasal cavity

called also ethmoidal cells

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Dictionary Entries Near ethmoidal air cells

ethmoid

ethmoidal air cells

ethmoid bone

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Cite this Entry

“Ethmoidal air cells.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/ethmoidal%20air%20cells. Accessed 4 Dec. 2021.

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