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单词 nacreous cloud
释义

Definition of nacreous cloud in English:

nacreous cloud

noun ˈneɪkrɪəs ˌklaʊd
  • An iridescent cloud; (specifically in Meteorology) one of a kind occasionally seen in winter in high latitudes, showing bright colours after sunset, and forming in the stratosphere at a height of 12–18 miles (20–30 kilometres); also called mother-of-pearl cloud.

Origin

Early 20th century. From nacreous + cloud.

 
 

Definition of nacreous cloud in US English:

nacreous cloud

nounˈneɪkrɪəs ˌklaʊd
  • An iridescent cloud; (specifically in Meteorology) one of a kind occasionally seen in winter in high latitudes, showing bright colours after sunset, and forming in the stratosphere at a height of 12–18 miles (20–30 kilometres); also called mother-of-pearl cloud.

Origin

Early 20th century. From nacreous + cloud.

 
 
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更新时间:2025/3/16 1:24:18