Polar stratospheric cloud

Noun

Definitions

1.NounA relatively rare type of clouds that occurs high in the stratosphere; polar stratospheric clouds often resemble mother-of-pearl as they shine in vivid colours, known as irisation

Synonyms

iridescent cloud mother-of-pearl cloud altostratus polarite opalescence critical opalescence parselene pearl spar asperitas diamond dust pleochroism pearly

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