floccule
floc.cule \'fla:k-(.)yu:(*)l\ n [LL flocculus] : a small loosely aggregated mass of material suspended in or precipitated from a liquid
Webster's English Dictionaryfloc.cule \'fla:k-(.)yu:(*)l\ n [LL flocculus] : a small loosely aggregated mass of material suspended in or precipitated from a liquid