Definition of mastoid antrum in English:

mastoid antrum

noun

(In the human skull) a cavity within the petrous portion of the temporal bone, communicating with the air cells of the mastoid process and with the middle ear.

Late 19th century; earliest use found in Daniel Roosa (b. 1838). After scientific Latin antrum mastoideum; compare French antre mastoïdien.

noun

(In the human skull) a cavity within the petrous portion of the temporal bone, communicating with the air cells of the mastoid process and with the middle ear.

Late 19th century; earliest use found in Daniel Roosa (b. 1838). After scientific Latin antrum mastoideum; compare French antre mastoïdien.

单词	mastoid antrum
释义	Definition of mastoid antrum in English: mastoid antrum noun (In the human skull) a cavity within the petrous portion of the temporal bone, communicating with the air cells of the mastoid process and with the middle ear. Origin Late 19th century; earliest use found in Daniel Roosa (b. 1838). After scientific Latin antrum mastoideum; compare French antre mastoïdien. Definition of mastoid antrum in US English: mastoid antrum noun (In the human skull) a cavity within the petrous portion of the temporal bone, communicating with the air cells of the mastoid process and with the middle ear. Origin Late 19th century; earliest use found in Daniel Roosa (b. 1838). After scientific Latin antrum mastoideum; compare French antre mastoïdien.
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