Cirrus

Cirrus may refer to:

In science:

• Cirrus cloud, a type of cloud
• Cirrus (rocket), a German research rocket
• Cirrus, a fleshy, downward extension of the upper lip in salamanders or fish
• Cirrus, a thoracic limb of an adult barnacle
• Cirrus (plural cirri), an unbranched appendage found in many invertebrate groups such as the Polychaeta and Echinodermata
• Cirrus (plural cirri), a tuft of fused cilia found in certain protozoa and used in locomotion

In the aviation industry:

• ADC Cirrus, a series of British aircraft engines in the 1920s
• Blackburn Cirrus Major, a British four-cylinder aircraft engine first run in 1936
• Blackburn Cirrus Minor, a British four-cylinder aircraft engine first run in 1937
• Cirrus Aero-Engines, a defunct British aircraft engine company
• Cirrus Aircraft, an aircraft manufacturer in Duluth, Minnesota
• Cirrus Airlines, a German airline in Saarbrücken, Germany
• Schempp-Hirth Cirrus, an Open-class sailplane
• Schempp-Hirth Standard Cirrus, a Standard-class sailplane

In other industries:

• Chrysler Cirrus, a car produced by DaimlerChrysler between 1995 and 2000
• Cirrus (interbank network), an interbank network by MasterCard
• Cirrus Logic, a semiconductor manufacturer
• Microsoft Jet Database Engine or Cirrus

In other uses:

• Cirrus (band), a duo of electronic music composers
• Cirrus (building), a high-rise apartment building in Helsinki, Finland
• Cirrus Vodka, a vodka made in Virginia, USA

See also

• "Cirrus Minor" (song), a 1969 song by Pink Floyd