cir·rus (sîr  s)n. pl. cir·ri (sîr   ) 1. A high-altitude cloud composed of narrow bands or patches of thin, generally white, fleecy parts. 2. Biology a. A tendril or similar part. b. A slender flexible appendage, such as the fused cilia of certain protozoans. [Latin, curl of hair.] |
cirrus [ˈsɪrəs]
n pl -ri [-raɪ]
1. (Earth Sciences / Physical Geography) Meteorol a thin wispy fibrous cloud at high altitudes, composed of ice particles
2. (Life Sciences & Allied Applications / Botany) a plant tendril or similar part
3. (Life Sciences & Allied Applications / Zoology) Zoology
a. a slender tentacle or filament in barnacles and other marine invertebrates
b. a hairlike structure in other animals, such as a filament on the appendage of an insect or a barbel of a fish
[from Latin: curl, tuft, fringe]
| cirrus (sîrs) Plural cirri (sîr ) A high-altitude cloud composed of feathery white patches or bands of ice crystals. Cirrus clouds generally form between 6,100 and 12,200 m (20,000 and 40,000 ft). See illustration at cloud. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  cirrus - usually coiled tendril - slender stem-like structure by which some twining plants attach themselves to an object for support |
| 2. |  cirrus - a wispy white cloud (usually of fine ice crystals) at a high altitude (4 to 8 miles)cloud - a visible mass of water or ice particles suspended at a considerable altitude mare's tail - a long narrow flowing cirrus cloud | |
| 3. | cirrus - a slender flexible animal appendage as on barnacles or crinoids or many insects; often tactile |
Translations
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