| 释义 |
opalescence|əʊpəˈlɛsəns|
[f. as next + -ence.]
The quality of being opalescent; a play of various colours as in the opal; milky iridescence.
1805–17R. Jameson Char. Min. (ed. 3) 256 Some minerals, when held in particular directions, reflect from single spots in their interior a coloured shining lustre, and this is what is understood by opalescence. 1879St. George's Hosp. Rep. IX. 647 A persistent opalescence of the urine. 1879O. N. Rood Chromatics 55 Not only liquids and solids exhibit this phenomenon of opalescence. |