Definitions

1. adjective

relating to or designating the suture that runs along the middle of the forehead, between the two halves of the skull.

“The metopic suture is a normal feature of human skull development.”

2. noun

a suture that runs along the middle of the forehead, between the two halves of the skull.

“In some cases, the metopic suture may persist into adulthood and require surgical treatment.”