my|ce|li|um

my|ce|li|um «my SEE lee uhm», noun, plural -li|a«-lee uh».

1. the main part of a fungus, consisting of one or more white, interwoven fibers or hyphae, often not visible on the surface: »

The umbrella growth, which most people call a mushroom, is really a stalk that grows up from the mycelium (William F. Hanna).

2. a similar mass of fibers formed by some higher bacteria.

╂[< New Latin mycelium < Greek mýkēs, -ētos mushroom, fungus]