Dictionary

mastoid cell

noun

Definition of MASTOID CELL

:  one of the small cavities in the mastoid process that develop after birth and are filled with air
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First Known Use of MASTOID CELL

1800
Medical Dictionary

mastoid cell

noun

Medical Definition of MASTOID CELL

:  one of the small cavities in the mastoid process that develop after birth and are filled with air—called also mastoid air cell

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