- To flush a fresh supply of bathing fluid around all of the outside surfaces of a small piece of tissue immersed in it. Cf.:perfuse, superfuse. [peri- + L. fusio, a pouring]
* * *peri·fuse (per″ĭ-fūzґ) [peri- + L. fundere to pour] to pass a bathing fluid around all surfaces of organelles, cells, cell clusters, or tissue held in suspension.
Medical dictionary. 2011.