Definition
The Collins English Dictionary defines mascara as "a cosmetic substance for darkening, curling, coloring, and thickening the eyelashes, applied with a brush or rod." The Oxford English Dictionary adds that mascara is occasionally used on the eyebrows as well.
The OED also references mascaro from works published in the late 1400s. In 1886, the Peck & Snyder Catalogue advertises, “Mascaro or Water Cosmetique… For darkening the eyebrow and moustaches without greasing them and making them prominent.” In 1890, the Century Dictionary defined mascara as “a kind of paint used for the eyebrows and eyelashes by actors.” And in 1894, N. Lynn advises in Lynn’s Practical Hints for Making-up, “to darken eyelashes, paint with mascara, or black paint, with a small brush.
Etymology
Exactly where the word “mascara” comes from is unclear, but it is most frequently thought to be based from the Spanish word máscara meaning ‘mask’ or ‘stain’ and the Italian word maschera meaning ‘mask’. The Oxford English Dictionary also cites an alternative Catalan definition that describes soot or a black smear, or a Portuguese root . There is even strong support for a possible source from the Arabic word maskharah or ‘buffoon’. The word משקרות as relating to women's eyes is found at Isaiah 3:16 - see note on that passage in Adam Clarke.
Latin treatises sometimes used the word mascara when referring to witches.
History
Aesthetic adornment is a cultural universal and mascara can be documented in ancient Egypt. Records from around 4000 BC refer to a substance called kohl that was used to darken eyelashes, eyes, and eyebrows. Kohl was used to mask the eyes, warding