a very slender line.
the lower edge of the hair, especially along the upper forehead:
a hairline that slowly receded.
worsted fabric woven with very fine lines or stripes.
narrow or fine as a :
a hairline fracture.
the natural margin formed by hair on the head
a rope or line of hair
“cord made of hair,” 1731, from hair + line. Meaning “a very fine line” is from 1846. As “the outline of the hair on top of the head,” by 1903. As an adjective, of cracks, etc., by 1923.
hairline hair·line (hâr’līn’)
The outline of the growth of hair on the head, especially across the front.
- Hairline fracture
noun 1. a very fine crack in a bone hairline fracture n. A fracture in which the fragments do not separate because the line of break is so fine. Also called capillary fracture.
- Hair multiplication
noun See hair cloning
/ˈhɛəˌnɛt/ noun 1. any of several kinds of light netting worn over the hair to keep it in place Related Terms win the porcelain hairnet
noun 1. a cap of loose net, as of silk or nylon, for holding the hair in place.