actinic
/ækˈtɪnɪk/adjective
1- technical (of light or lighting) able to cause photochemical reactions, as in photography, through having a significant short wavelength or ultraviolet component〈技〉（光, 照明）光化性的。
1.1
- relating to or caused by such light光化引起的, 与光化有关的。
派生词
actinism
noun词源
mid 19th cent.: from Greek aktis, aktin- 'ray' + -IC.