flocculus: Meaning and Definition of

floc•cu•lus

Pronunciation: (flok'yu-lus), [key]
— pl. -li
  1. floccule.
  2. one of the bright or dark patches on the sun's surface, visible in a spectroheliogram.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.