Webster’s Revised Unabridged Dictionary · 1913
Flocculus
Floc′cu·lus (·lŭs), n.; pl. Flocculi (#). [NL., dim. of L. floccus a lock or flock of wool.] (Anat.) A small lobe in the under surface of the cerebellum, near the middle peduncle; the subpeduncular lobe.