cir·​ro·​cu·​mu·​lus | \ ˌsir-ō-ˈkyü-myə-ləs How to pronounce cirrocumulus (audio) \

Definition of cirrocumulus

: a high-altitude cloud form consisting of small white rounded masses usually in regular groupings — see cloud illustration

Examples of cirrocumulus in a Sentence

Recent Examples on the Web High clouds are classified as either cirrus, cirrostratus, or cirrocumulus. Catherine Zuckerman, National Geographic, "Clouds, explained," 24 Apr. 2019 Within the lenticular category itself, there are several types: Altocumulus standing lenticular, stratocumulus standing lenticular and cirrocumulus standing lenticular. Kathryn Prociv, Washington Post, "Pic of the week: Flying-saucer cloud ‘lands’ on Mount Hood," 16 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cirrocumulus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of cirrocumulus

circa 1803, in the meaning defined above

History and Etymology for cirrocumulus

New Latin

Keep scrolling for more

Learn More about cirrocumulus

Time Traveler for cirrocumulus

Time Traveler

The first known use of cirrocumulus was circa 1803

See more words from the same year

Statistics for cirrocumulus

Cite this Entry

“Cirrocumulus.” Dictionary, Merriam-Webster, Accessed 23 Sep. 2020.

More from Merriam-Webster on cirrocumulus Encyclopedia article about cirrocumulus

Comments on cirrocumulus

What made you want to look up cirrocumulus? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Homophone Quiz

  • three bears two of them look like theyre whispering to a third bear who looks chuffed to be the center of attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!