Eyebrow

An eyebrow is an area of short hairs above each eye that follows the shape of the lower margin of the brow ridges of some mammals. In humans, eyebrows serve two main functions: first, communication through facial expression, and second, prevention of sweat, water, and other debris from falling down into the eye socket. It is relatively common for people to modify their eyebrows by means of hair removal and makeup.

thumb|Close up of a unibrow A unibrow (or monobrow; called synophrys in medicine) is a single eyebrow created when the two eyebrows meet in the middle above the bridge of the nose. The hair above the bridge of the nose is of the same color and thickness as the eyebrows, such that they converge to form one uninterrupted line of hair.

subdermal form of facial body adornment

Microblading is a tattooing technique which uses a small handheld tool made of several tiny needles to add semi-permanent pigment to the skin. Microblading differs from standard eyebrow tattooing, a form of permanent makeup, as each hair stroke is created by hand with a blade that creates fine slices in the skin, whereas eyebrow tattoos are done with a tattoo machine. Microblading is used on eyebrows to create, enhance, or alter their appearance in shape and color. It deposits pigment into the upper region of the dermis, so it fades more rapidly than traditional tattooing techniques. Microblad

thumb|Mikako Tokugawa, wife of Yoshinobu Tokugawa, with thumb|alt=poster for Ugetsu|A poster for the 1953 film . The woman in the foreground has .

raising of eyebrows as a social signal