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mastiff
mastiff bat
mastigoneme
mastigure
mastitis
mastodon
mastoid
mastoid bone
mastoid cell
mastoid process
mastoidectomy
mastoiditis
mastoptosis
masturbate
masurium
mat (1)
mat (2)
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mastoid cell
mas·toid cell (plural mas·toid cells)


noun 
Definition:
 
part of mastoid process: an air-filled space in the mastoid process
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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