cirri plural
cir·ri
The plural form of cirri is cirrus
C cDefinitions
- noun plural cirri Meteorology. a cloud of a class characterized by thin white filaments or narrow bands and a composition of ice crystals: of high altitude, about 20,000–40,000 feet (6000–12,000 meters). a cirriform cloud. 1
- noun plural cirri Botany. a tendril. 1
- noun plural cirri Zoology. a filament or slender appendage serving as a foot, tentacle, barbel, etc. the male copulatory organ of flatworms and various other invertebrates. 1