from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Inflammation of the sinuses or a sinus, especially in the nasal region.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An inflammation of the paranasal sinuses.

from The Century Dictionary and Cyclopedia

  • n. Inflammation of any sinus, whether an air-sinus or a sinus of the dura mater.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. inflammation of one of the paranasal sinuses


from Wiktionary, Creative Commons Attribution/Share-Alike License

From sinus +‎ -itis.


  • Short-term sinusitis can be caused by either a bacterial infection, which may respond to treatment with antibiotics, or a viral infection, which doesn't.

    Waiting It Out: Antibiotics

  • What typically happens is the chicken may develop sinusitis, which is just inflammation of the sinuses.

    CNN Transcript May 23, 2006

  • Rhinosinusitis, also called sinusitis, is an inflammation or swelling of the lining in the sinus cavities.


  • People with allergies are more likely to develop sinusitis, which is most common in the winter months.

    Medlogs - Recent stories

  • Untreated, allergies can also lead to infection of the sinuses (called sinusitis) and nasal polyps.


  • See your doctor if bad breath persists, which can signal illness, such as sinusitis, tonsillitis, and some lung or stomach problems.

    Tip of the day: Banish bad breath

  • Someone needs to come up with a better name for a sinus infection, because that and "sinusitis" both sound pretty disgusting.

    Archive 2005-12-01

  • This medication is used to treat symptoms caused by the common cold, flu, allergies, or other breathing Illnesses such as sinusitis, bronchitis.

    Domain-b Brand Dossier

  • Reality: About 1 out of 10 viral infections (colds, flu), instead of just being cleared by your body, knocks down your defenses so that you get a secondary bacterial infection such as sinusitis, pneumonia, ear infection (otitis), or bacterial bronchitis.

    The Daily Times News Headlines

  • Also, the Wild's new regime was concerned about a backlash from Burns' agent, Ron Salcer, who blasted the Wild's medical staff and its old regime the year before for diagnosing Burns with "sinusitis" rather than a concussion. rss feed


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