irisation
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English
[edit]Noun
[edit]![](http://upload.wikimedia.org/wikipedia/commons/thumb/5/59/Rainbow_cloud_1.jpg/220px-Rainbow_cloud_1.jpg)
irisation (countable and uncountable, plural irisations)
- (meteorology) A colorful optical phenomenon seen in iridescent clouds and on the borders of lenticular clouds resembling those seen in soap bubbles and oil on a water surface.
References
[edit]French
[edit]Etymology
[edit]Pronunciation
[edit]Noun
[edit]irisation f (plural irisations)
Further reading
[edit]- “irisation”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.