Of or relating to the action of light in causing a change of colour or a perception of colour; spec. (of lenses) exhibiting photochromism…
| 单词 | θ76587 |
| 释义 | the world > matter > physics > electromagnetic radiation > light > scientific effects of light > [adjective] > of chemical action of light > of change of colour by (4) photochromatic1856 Of or relating to the action of light in causing a change of colour or a perception of colour; spec. (of lenses) exhibiting photochromism… photochromic1881 Undergoing a change of colour or shade when illuminated; spec. of, relating to, or exhibiting photochromism. phototropic1900 Chemistry. = photochromic, adj. tenebrescent1953 |
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