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Definition of Nacreous cloud
1. Noun. A luminous iridescent cloud at a high altitude that may be seen when the sun is a few degrees below the horizon.
Definition of Nacreous cloud
1. Noun. polar stratospheric cloud ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Nacreous Cloud
Literary usage of Nacreous cloud
Below you will find example usage of this term as found in modern and/or classical literature:
1. Dictionary of Aviation by Robert Morris Pierce (1911)
"... same meaning as nacreous cloud, phosphorescent cloud, a pure white cloud
sometimes seen in Europe at midnight near the horizon, some 1o or 20 miles ..."
Other Resources:
