microfungi
/ˌmaɪkroʊˈfʌndʒaɪ/
noun
- Very small fungi, such as molds and yeasts, that are usually only visible under a microscope.
- The lab identified several species of microfungi growing on the bread.
- Some microfungi are used to make antibiotics like penicillin.
- Microfungi play an important role in breaking down dead plant material.