1) Emigration 1) Organic phenomenon 
• (n.) 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.
Archaic term for the emigration of leucocytes across the endothelium. ... (18 Nov 1997) ... 
(di″ә-pә-de´sis) the outward passage of blood cells through intact vessel walls. Called also emigration and transmigration. Diapedesis of leukocytes.
Archaic term for the emigration of leucocytes across the endothelium.
Di`a·pe·de'sis noun [ New Latin , from Greek ... a leaping or oozing through, from ... to leap through; 
Type: Term Pronunciation: dī′ă-pĕ-dē′sis Definitions: 1. The passage of blood, or any of its formed elements, through the intact walls of blood vessels. Synonyms: migration2
(di;ua-pue-de;sis) The migration of white blood cells through the endothelial walls of blood capillaries into the surrounding connective tissues.
[n] - passage of blood cells (especially white blood cells) through intact capillary walls and into the surrounding tissue
process by which leukocytes pass through capillary walls to reach infected tissue; also called extravasation
noun passage of blood cells (especially white blood cells) through intact capillary walls and into the surrounding tissue
the passage of blood cells, esp. leukocytes, through the unruptured walls of the capillaries into the tissues.