Definition of sinusitis in English:

sinusitis

noun

Medicine
  • [mass noun] Inflammation of a nasal sinus.

    • ‘Patients often give a history of recurrent attacks of bronchitis, chronic sinusitis, and pneumonia.’
    • ‘He stressed that surgical candidates are typically those with a past history of sinusitis, or nasal trauma.’
    • ‘One possible stimulus that may exacerbate asthma is chronic sinusitis.’
    • ‘History of any prior pneumonia and sinusitis was recorded from the patient problem list.’
    • ‘People who have allergy-based asthma often have chronic sinusitis as well.’

Pronunciation:

sinusitis

/ˌsʌɪnəˈsʌɪtɪs/