hairline
n.
"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.
| 词汇 | hairline |
| 词根词缀 | Online Etymology Dictionary hairline n. "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. |
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