Frontal 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.
Review Date 12/10/2021
Updated by: Neil K. Kaneshiro, MD, MHA, Clinical Professor of Pediatrics, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.