diapedesis

Noun

WordNet 3.0

Noun (1)

  1. passage of blood cells (especially white blood cells) through intact capillary walls and into the surrounding tissue
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Webster's Dictionary (GCIDE)

Diapedesis \Di`a*pe*de"sis\, n. [NL., fr. Gr. ? a leaping or oozing through, fr. ? to leap through; dia` through + ? to leap.] (Med.) The passage of the corpuscular elements of the blood from the blood vessels into the surrounding tissues, without rupture of the walls of the blood vessels. [1913 Webster]
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