Definition of ecchymosis in English:



  • A discoloration of the skin resulting from bleeding underneath, typically caused by bruising.

    ‘there are signs of ecchymosis’
    count noun ‘the infrequent association of bacterial sepsis with ecchymoses’
    • ‘The skin and mucous membranes should be inspected for cyanosis, pallor, ecchymoses, telangiectasia, gingivitis, or evidence of bleeding from the oral or nasal mucosa.’
    • ‘Skin hemorrhages in the form of petechiae, ecchymoses, hematomas, and purpura will quickly become apparent.’
    • ‘Blanching macules or papules on the extremities (especially palms and soles) appear two to three days later, which may then progress to palpable purpura or necrotic ecchymoses.’
    • ‘These changes may result in granulation, fissures, ecchymoses, telangiectases and ulcerations.’
    • ‘The skull is a frequent site of bone metastases, which commonly present as proptosis and periorbital ecchymoses.’
    stain, mark, patch, soiling, streak, spot, blotch, tarnishing


Mid 16th century modern Latin, from Greek ekkhumōsis ‘escape of blood’, from ekkhumonathai ‘force out blood’.