| 释义 |
wood's light
\ˈwu̇dz-\ noun
Usage: usually capitalized W
Etymology: after Robert W. Wood died 1955 American physicist
: ultraviolet obtained from a suitable source (as an arc) by means of a special filter and used to reveal the presence of fluorescent minerals, to detect counterfeit currency and forgeries of documents or paintings, and in the diagnosis of various forms of tinea |