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- Pleochroism of a crystal so that it exhibits three different colors when viewed from three different directions. 某些晶体在沿三种不同的方向观看时，而呈现三种不同的颜色的现象。
- Pleochroism of a crystal so that it exhibits two different colors when viewed from two different directions. 某些晶体在沿两种不同的方向观看时，而呈现两种不同的颜色的现象。
- The thermocuring resin compound greatly improves the hardness of a protective film for a colorful spectral filter and the heat-resistant polychromasia. 通过使用本发明提供的热固化树脂组合物大大提高了用于彩色滤光片的保护膜的硬度以及耐热变色性。
- Pleochroism: distinct in strong colored gem varieties, kunzite is violet-purple/colorless and hiddenite is green to blue-green/colorless to pale green. 晶体多样色性：不同类的锂辉石具有明显的强烈颜色，紫锂辉石具有紫罗兰色到紫色或者无色，希登石是绿色到蓝绿色或者无色到淡绿色；
- of or relating to or having pleochroism. 属于、关于或有多向色性的。
- When cutting most pleochroic gemstones (Iolite, Tanzanite, Kunzite etc.), lapidaries typically try to minimize the pleochroism and maximize the single most prominent color. 在切割大多数的多向色性类宝石时（如堇青石、坦桑宝石、紫锂辉石等），通常宝石匠会尽量缩小多向色性并最大化地将某一主色凸显出来。
- PLEOCHROISM AND PLEOCHROISM'S FORMATION MECHANISM OF GEM QUALITY CORUNDUM 刚玉族宝石的多色性及形成机理
- polychromasia 变色性( 尤指红细胞的多染色性).
- reflection pleochroism 反射多色性
- pleochroism n. 多向色性(多色现象)
