fungus

/ˈfʌŋɡəs/
noun
  1. A living thing that is not a plant or animal, such as a mushroom, mold, or yeast, that often grows in damp places and gets food from other living or dead things.
    • The damp basement had a black fungus growing on the walls.
    • Some fungus is used to make bread rise and to create medicines like penicillin.
    • A mushroom is a type of fungus that grows in forests and fields.
Synonyms
What does "fungus" mean? | whatsthatwordmean | whatsthatwordmean