IPA: //maɪˈsɪliəm//
KK: /maɪˈsiːliəm/
The part of a fungus that looks like a network of thin threads, which helps the fungus grow and absorb nutrients from the environment.
The mycelium spread through the soil, breaking down organic matter and enriching the earth.
Mycelium comes from the Greek "mykēs" (meaning fungus) and the suffix "-ium" (used in naming biological structures). The word refers to the vegetative part of a fungus, consisting of a mass of branching, thread-like hyphae.
Think of 'mykēs' which means fungus, and remember that 'mycelium' refers to the structure of a fungus.