polymorphonuclear leukocytes definition
Polymorphonuclear leukocyte: A type of white blood cell with a nucleus that is so deeply lobated or divided that the cell looks to have multiple nuclei.Informally called a poly.olymorphonuclear leukocyte: A type of white blood cell with a nucleus that is so deeply lobated or divided that the cell looks to have multiple nuclei. Informally called a poly.