Definition of floccus in English:
floccus
nounPlural flocci ˈflɒkəsˈfläkəs
A tuft of wool or similar clump of fibres or filaments.
Synonyms
clump, bunch, knot, cluster, tussock, tuffet
Origin
Mid 19th century: from Latin, 'lock or tuft of wool'. Compare with flock2.