Transmigration

(trans-mi-gra' -shun). The pa age of cells or particles through a membranous septum, as, e.g., the colorle corpuscles of the blood in inflammation, or the pa age of cells acro a space. T., External, the pa age of an ovum from one ovary to the opposite oviduct without traversing the uterus, that is, by way of the peritoneal cavity. T., Internal, the pa age of the ovum through its proper oviduct into the uterus and acro to the oviduct of the opposite side.