Definition of extravasate in English:



  • Let or force out (a fluid, especially blood) from the vessel that contains it into the surrounding area.

    ‘this established the presence of extravasated blood’
    [no object] ‘some cells may extravasate and form secondary tumours’
    • ‘Dilated vessels and extravasated red cells were noted throughout most lesions.’
    • ‘Aggressive angiomyxoma has extravasated red blood cells and thick-walled vessels, some of which may be large.’
    • ‘Less blood is usually extravasated into the lumen of the small bowel and its anatomy is more difficult to identify due to its length and positioning.’
    • ‘The infant should be assessed for pallor, petechiae, extravasated blood, excessive bruising, hepatosplenomegaly, weight loss, and evidence of dehydration.’
    • ‘Scattered areas of lymphocytic exocytosis and extravasated red blood cells within the superficial dermis and epidermis were also present.’
    ooze, trickle, exude, drip, dribble, flow, issue, discharge, excrete, escape, leak, drain, bleed, sweat, well, leach, filter, percolate, permeate, soak
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Mid 17th century: from extra- ‘outside’ + Latin vas vessel + -ate.