(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 ■relating to or caused by such light 光化引起的,与光化有关的
派生 actinism noun 语源
mid 19th cent.: from Greek aktis, aktin- 'ray' + -ic