Definition of spore ball
: a multilocular body which becomes free like a spore and in which each cell is capable of germination (as in members of the genus Spongospora) or only some of the cells germinate (as in members of Urocystis)
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up spore ball? Please tell us where you read or heard it (including the quote, if possible).