Definition of diapedesis in English:


Syllabification: di·a·pe·de·sis
Pronunciation: /ˌdīəpəˈdēsis


  • The passage of blood cells through the intact walls of the capillaries, typically accompanying inflammation.
    More example sentences
    • In 1870, Woodward observed a photomicrograph from the stomach of a mare with gastroenteritis demonstrating a white blood cell undergoing diapedesis from a small vein.
    • These events contribute to leukocyte diapedesis across the endothelial monolayer and tissue inflammation.
    • Based on his studies of a frog's tongue, Waller made important observations on diapedesis of leukocytes and reported that pus originated from ‘the colourless of spherical corpuscles from the capillaries.’


early 17th century: modern Latin, based on Greek dia 'through' + pēdan 'throb or leap'.

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