Cirrus duplicatus is a variety of
cirrus cloud
Cirrus ( cloud classification symbol: Ci) is a genus of high cloud made of ice crystals. Cirrus clouds typically appear delicate and wispy with white strands. Cirrus are usually formed when warm, dry air rises, causing water vapor deposition on ...
. The name ''cirrus duplicatus'' is derived from
Latin
Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...
, meaning "double". The duplicatus variety of cirrus clouds occurs when there are at least two layers of cirrus clouds. Most of the time, occurrences of
cirrus fibratus
Cirrus fibratus or also called Cirrus filosus is a species of cirrus cloud. The name ''cirrus fibratus'' is derived from Latin, meaning "fibrous". These clouds are similar to cirrus uncinus, commonly known as "mares' tails"; however, fibratus clo ...
and
cirrus uncinus
Cirrus uncinus is a type of cirrus cloud. The name ''cirrus uncinus'' is derived from Latin, meaning "curly hooks". Also known as ''mares' tails'', these clouds are generally sparse in the sky and very thin.
The clouds occur at high altitudes, a ...
are in the duplicatus form. Like
stratus clouds, cirrus clouds are often seen in the duplicatus form.
See also
*
List of cloud types
The list of cloud types groups all genera as ''high'' (cirro-, cirrus), ''middle'' (alto-), ''multi-level'' (nimbo-, cumulo-, cumulus), and ''low'' (strato-, stratus). These groupings are determined by the altitude level or levels in the troposphe ...
References
External links
International Cloud Atlas – Cirrus duplicatus
Cirrus
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