* * *
* * *
se·bum 'sēb-əm n fatty lubricant matter secreted by sebaceous glands of the skin
* * *
n.
the oily substance secreted by the sebaceous gland and reaching the skin surface through small ducts that lead into the hair follicles. Sebum provides a thin film of fat over the skin, which slows the evaporation of water; it also has an antibacterial effect.
* * *
se·bum (seґbəm) [L. “suetâ€] the secretion of the sebaceous glands, a thick, semifluid substance composed of fat and epithelial debris from the cells of the malpighian layer. Called also cutaneous s.Medical dictionary. 2011.