Definition of serosa in English:



  • The tissue of a serous membrane.

    • ‘Multiple smaller polypoid masses, ranging from 0.2 to 1.1 cm, were present in the mucosa, submucosa, and serosa of the surrounding duodenum.’
    • ‘Scattered apoptosis and proliferation in the injured epithelium, lamina propria and serosa accompany the peak inflammatory cell infiltration on day 7.’
    • ‘A hysterectomy is indicated because the uterine serosa and endometrium often are sites of occult metastasis, and the prevalence of synchronous endometrial cancer is relatively high.’
    • ‘A portion of the cystic mass showed benign bladder smooth muscle and serosa focally adhered to the outer cyst wall.’
    • ‘Factors contributing to diverticular formation include a pressure gradient between the lumen and serosa and areas of relative weakness in the bowel wall.’


Modern Latin, feminine of medieval Latin serosus serous.