/ˈfəNGgəs/
Noun, pl. fungi
1. A (taxonomic) group that includes heterotrophic eukaryotes that are usually filamentous, devoid of chlorophyll, with chitinous cell wall, and produces spores
2. Any of a group of unicellular, multicellular, or syncytial spore-producing organisms feeding on organic matter, including molds, yeast, rust, stinkhorns, puffballs, truffles, molds, mildews and mushrooms.
3. Fungal infection (esp. on fish).
Word origin: Latin fungus (“mushroom”)