cumulus

/ˈkjuːmjələs/
noun
  1. A type of cloud that is white, puffy, and flat at the bottom, often seen on fair-weather days.
    • A few small cumulus clouds dotted the bright blue sky.
    • The children lay on the grass and watched the cumulus clouds float by.
    • Cumulus clouds usually indicate good weather, but they can grow into storm clouds.
  2. A heap or pile of something.
    • There was a cumulus of paperwork on the desk waiting to be sorted.
    • A cumulus of leaves gathered in the corner of the yard.
    • The archaeologist discovered a cumulus of ancient pottery shards.
What does "cumulus" mean? | whatsthatwordmean | whatsthatwordmean