cirri


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cir·ri

 (sîr′ī′)
n.
Plural of cirrus.

cirri

(ˈsɪraɪ)
n
1. (Physical Geography) the plural of cirrus
2. (Botany) the plural of cirrus
3. (Zoology) the plural of cirrus

cir•rus

(ˈsɪr əs)

n., pl. cir•ri (ˈsɪr aɪ) .
1. a high-altitude cloud composed of ice crystals and characterized by thin white filaments or narrow bands.
2. a tendril.
3.
a. a filament or slender appendage serving as a foot, tentacle, barbel, etc.
b. the male copulatory organ of flatworms and various invertebrates.
[1700–10; < Latin: a curl, tuft, plant filament]