| 单词 |
polychroic |
| 释义 |
polychroic, a. Cryst.|pɒlɪˈkrəʊɪk| [a. F. polychroïque, f. Gr. πολύχροος many-coloured (f. πολυ-, poly- + χρόα colour) + -ic.] Showing different colours when viewed in different directions; more properly called pleochroic. So ˈpolychroism = pleochroism.
1858Mayne Expos. Lex., Polychroism. 1861L. L. Noble Icebergs 125 Nature..is no monochromist, but polychroic. 1890Nature 2 Jan. 215/1 Optical properties of the polychroic aureolas present in certain minerals. |

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