NCIt definition : The arched strip of hair on the bony ridge above each eye socket.;
Alternative definition : CDISC: The arched strip of hairs (supercilia) on the brow ridge (supercilium) above
each eye socket.; UBERON: The eyebrow is an area of thick, delicate hairs above the eye that follows
the shape of the lower margin of the brow ridges. Their main function is to protect
the eye, but they are also important to human communication and facial expression.
It is not uncommon for people to modify their eyebrows by means of hair addition or
removal, make up, or piercings.;