OverviewFrontal bossing is the descriptive term for a prominent forehead. Sometimes the brow (just above the eyes) is also heavier than normal as seen in acromegaly.
Update Date 12/4/2013
Updated by: Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.