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Adjective: mastoid  'mas,toyd
  1. Of or relating to or in the region of the mastoid process
     
  2. Relating to or resembling a nipple
    - mastoidal
Noun: mastoid  'mas,toyd
  1. Process of the temporal bone behind the ear at the base of the skull
    - mastoid process, mastoid bone, mastoidal

Derived forms: mastoids

Type of: appendage, outgrowth, process

Part of: os temporale, temporal bone

Encyclopedia: Mastoid