1. Inflammation of the breasts in women.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• mastitus,
• masstitis,
• gastitis,
• mastifs,
• acittis,
• aactitis,
• asitis,
• nastitis,
• mastoitis,
• mastitius,
• mastitise,
• mastittis,
• mastitiss,
• mastiditis,
• pasttis,
• postitis,
• masteties,
• mastixin,
• Mastites,
• mestinis

• mastoid,
• mastoiditis,
• mastodon,
• masthead,
• masted.

The adjective form of the word "mastitis" is "mastitic".

The plural form of the word "mastitis" is also "mastitis".

The singular form of the word "mastitis" is "mastitis" itself.