cotton ball

1. 1.

   a fungus disease of cranberries

   Broaderplant disease

Questions about cotton ball

What does cotton ball mean?

cotton ball means "a fungus disease of cranberries".

Is cotton ball a common word?

cotton ball is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.