strawberry mark

US /ˈstrɔːberi mɑːrk/
UK /ˈstrɔːberi mɑːrk/
"strawberry mark" picture
1.

a red birthmark on the skin, caused by a benign tumor of blood vessels, that resembles a strawberry

:
The baby had a small strawberry mark on her arm.
Many strawberry marks fade over time.