buttonball

/ˈbʌtənˌbɔl/
noun
  1. A tree, also called the American sycamore, with round, hanging seed balls and bark that peels off in patches.
    • The buttonball's mottled bark makes it easy to identify in winter.
    • The buttonball tree in the park dropped its spiky seed balls all over the grass.
    • We planted a buttonball near the pond because it grows well in wet soil.
  2. The round, hard seed ball of the buttonball tree.
    • A single buttonball contains many tiny seeds inside its bumpy surface.
    • The children collected buttonballs to use in a craft project.
    • The buttonball hung from a long stem, swinging in the breeze.
Synonyms
What does "buttonball" mean? | whatsthatwordmean | whatsthatwordmean