Cirrus Definition

sîrəs
cirri
noun
cirri
A plant tendril.
Webster's New World
A flexible, threadlike tentacle or appendage, as the feelers of certain organisms.
Webster's New World
The type of white cloud that resembles a wispy filament, found at high altitudes and consisting of ice crystals.
Webster's New World
A cone-shaped cluster of fused cilia, occurring in many species of infusorians.
Webster's New World
Synonyms:
  • cirrhus
  • cirrus-cloud
  • fibrilla
  • alto-stratus
  • mammatocumulus
  • cloudscape
  • alto-cumulus
  • threadlet
  • strato-cumulus
  • cumulo-nimbus

Other Word Forms of Cirrus

Noun

Singular:
cirrus
Plural:
cirruses

Origin of Cirrus

  • From Latin cirrus (“curl”).

    From Wiktionary

  • Latin curl of hair

    From American Heritage Dictionary of the English Language, 5th Edition

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