tympanic antrum

noun

: a large air-containing cavity in the mastoid process communicating with the tympanum and often being the location of dangerous inflammation

called also mastoid antrum

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Cite this Entry

“Tympanic antrum.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/tympanic%20antrum. Accessed 8 Nov. 2024.

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