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iridescence ['ɪrɪ'des(ə)ns] n
gen. 虹〔晕〕色; 虹〔晕〕彩; 放光彩
agric. 虹彩 (iridescentia)
archit. 晕虹; 虹色
met. ; 虹彩
oil 晕色
textile 彩虹色; 荧光色
 English thesaurus
iridescence ['ɪrɪ'des(ə)ns] n
jewl. Reflection of light off internal features in a gem, giving rise to a rainbow like play of colors.